|
Problem Name |
Online Judge |
Year |
Contest |
Difficulty Level |
1 |
Registration System
|
Codeforces |
|
Codeforces Beta Round #4 (Div. 2 Only) |
1 |
2 |
Street Parade
|
SPOJ |
|
|
1 |
3 |
Theatre Square
|
Codeforces |
|
Codeforces Beta Round #1 |
1 |
4 |
Can you answer these queries III
|
SPOJ |
|
|
1 |
5 |
Can you answer these queries II
|
SPOJ |
|
|
1 |
6 |
Can you answer these queries I
|
SPOJ |
|
|
1 |
7 |
Maximum Sum
|
SPOJ |
|
|
1 |
8 |
How to Handle the Fans
|
SPOJ |
|
|
1 |
9 |
Division of Nlogonia
|
UVA |
|
|
1 |
10 |
Banknotes and Coins
|
URI |
|
|
1 |
11 |
Xenia and Bit Operations
|
Codeforces |
|
Codeforces Round #197 (Div. 2) |
1 |
12 |
Watchmen
|
Codeforces |
|
Codeforces Round #345 (Div. 1) & Codeforces Round #345 (Div. 2)
|
1 |
13 |
A and B and Compilation Errors
|
Codeforces |
|
Codeforces Round #294 (Div. 2) |
1 |
14 |
Han Solo and Lazer Gun
|
Codeforces |
|
Codeforces Round #291 (Div. 2) |
1 |
15 |
Misha and Changing Handles
|
Codeforces |
|
Codeforces Round #285 (Div. 2) |
1 |
16 |
Number of Ways
|
Codeforces |
|
Codeforces Round #266 (Div. 2) |
1 |
17 |
Prison Transfer
|
Codeforces |
|
Codeforces Round #244 (Div. 2) |
1 |
18 |
Sereja and Suffixes
|
Codeforces |
|
Codeforces Round #215 (Div. 2) |
1 |
19 |
Little Girl and Maximum Sum
|
Codeforces |
|
Codeforces Round #169 (Div. 2) |
1 |
20 |
Simple Math |
A2 Online Judge |
|
|
1 |
21 |
4 Values whose Sum is 0
|
Live Archive |
2005 |
Europe - Southwestern |
1 |
22 |
Snacktower
|
Codeforces |
|
Codeforces Round #398 (Div. 2) |
1 |
23 |
Airport
|
Codeforces |
|
Codeforces Round #134 (Div. 2) |
2 |
24 |
Cd and pwd commands
|
Codeforces |
|
VK Cup 2012 Qualification Round 1 |
2 |
25 |
Binary Search Tree
|
UVA |
|
|
2 |
26 |
Hardwood Species
|
TJU |
|
|
2 |
27 |
True Friends
|
SPOJ |
|
|
2 |
28 |
Alternating Current
|
Codeforces |
|
Codeforces Round #200 (Div. 1) & Codeforces Round #200 (Div. 2)
|
2 |
29 |
FIGUREFUL
|
SPOJ |
|
|
2 |
30 |
Chat Order
|
Codeforces |
|
VK Cup 2016 - Qualification Round 1 |
2 |
31 |
Modulo Sum
|
Codeforces |
|
Codeforces Round #319 (Div. 2) |
2 |
32 |
Replacement
|
Codeforces |
|
Codeforces Round #316 (Div. 2) |
2 |
33 |
Geometric Progression
|
Codeforces |
|
Codeforces Round #Pi (Div. 2) |
2 |
34 |
Photo to Remember
|
Codeforces |
|
VK Cup 2015 - Qualification Round 1 |
2 |
35 |
Anya and Smartphone
|
Codeforces |
|
Codeforces Round #293 (Div. 2) |
2 |
36 |
Knight Tournament
|
Codeforces |
|
Codeforces Round #207 (Div. 1) & Codeforces Round #207 (Div. 2)
|
2 |
37 |
Color the Fence
|
Codeforces |
|
Codeforces Round #202 (Div. 2) |
2 |
38 |
Greg and Array
|
Codeforces |
|
Codeforces Round #179 (Div. 1) & Codeforces Round #179 (Div. 2)
|
2 |
39 |
Escape from Stones
|
Codeforces |
|
Codeforces Round #162 (Div. 1) & Codeforces Round #162 (Div. 2)
|
2 |
40 |
Sonya and Queries
|
Codeforces |
|
Codeforces Round #371 (Div. 1) & Codeforces Round #371 (Div. 2)
|
2 |
41 |
Thor
|
Codeforces |
|
Codeforces Round #366 (Div. 1) & Codeforces Round #366 (Div. 2)
|
2 |
42 |
The Festive Evening
|
Codeforces |
|
Codeforces Round #426 (Div. 2) |
2 |
43 |
Game of Credit Cards
|
Codeforces |
|
Codeforces Round #401 (Div. 2) |
2 |
44 |
Karen and Coffee
|
Codeforces |
|
Codeforces Round #419 (Div. 2) |
2 |
45 |
Hoax or what
|
UVA |
|
|
2 |
46 |
Counting heaps
|
Live Archive |
2008 |
Europe - Central |
2 |
47 |
Vasya and Multisets
|
Codeforces |
|
Educational Codeforces Round 51 (Rated for Div. 2) |
2 |
48 |
Colorful Graph
|
Codeforces |
|
Codeforces Round #151 (Div. 2) |
3 |
49 |
Little Elephant and Array
|
Codeforces |
|
Codeforces Round #136 (Div. 1) & Codeforces Round #136 (Div. 2)
|
3 |
50 |
Powerful array
|
Codeforces |
|
Yandex.Algorithm 2011 Round 2 |
3 |
51 |
Plug-in
|
Codeforces |
|
Yandex.Algorithm Open 2011 Qualification 1 |
3 |
52 |
Regular Bracket Sequence
|
Codeforces |
|
Codeforces Beta Round #26 (Codeforces format) |
3 |
53 |
Stripe
|
Codeforces |
|
Codeforces Beta Round #18 (Div. 2 Only) |
3 |
54 |
Longest Regular Bracket Sequence
|
Codeforces |
|
Codeforces Beta Round #5 |
3 |
55 |
Level Order Tree Traversal
|
URI |
|
|
3 |
56 |
Stacks
|
Timus |
|
|
3 |
57 |
New Reform
|
Codeforces |
|
Codeforces Round #346 (Div. 2) |
3 |
58 |
Not Equal on a Segment
|
Codeforces |
|
Educational Codeforces Round 7 |
3 |
59 |
Replace To Make Regular Bracket Sequence
|
Codeforces |
|
Educational Codeforces Round 4 |
3 |
60 |
Bear and Blocks
|
Codeforces |
|
Codeforces Round #318 [RussianCodeCup Thanks-Round] (Div. 1) &
Codeforces Round #318 [RussianCodeCup Thanks-Round] (Div. 2)
|
3 |
61 |
Order Book
|
Codeforces |
|
Codeforces Round #317 [AimFund Thanks-Round] (Div. 2) |
3 |
62 |
Mike and Feet
|
Codeforces |
|
Codeforces Round #305 (Div. 1) & Codeforces Round #305 (Div. 2)
|
3 |
63 |
Glass Carving
|
Codeforces |
|
Codeforces Round #296 (Div. 2) & Codeforces Round #296 (Div. 1)
|
3 |
64 |
A and B and Interesting Substrings
|
Codeforces |
|
Codeforces Round #294 (Div. 2) |
3 |
65 |
Misha and Forest
|
Codeforces |
|
Codeforces Round #285 (Div. 2) & Codeforces Round #285 (Div. 1)
|
3 |
66 |
Interesting Array
|
Codeforces |
|
Codeforces Round #275 (Div. 1) & Codeforces Round #275 (Div. 2)
|
3 |
67 |
Present
|
Codeforces |
|
Codeforces Round #262 (Div. 2) |
3 |
68 |
Pashmak and Parmida's problem
|
Codeforces |
|
Codeforces Round #261 (Div. 2) |
3 |
69 |
Bear and Prime Numbers
|
Codeforces |
|
Codeforces Round #226 (Div. 2) |
3 |
70 |
Milking cows
|
Codeforces |
|
Codeforces Round #225 (Div. 1) & Codeforces Round #225 (Div. 2)
|
3 |
71 |
Sereja and Brackets
|
Codeforces |
|
Codeforces Round #223 (Div. 1) & Codeforces Round #223 (Div. 2)
|
3 |
72 |
Sereja and Algorithm
|
Codeforces |
|
Codeforces Round #215 (Div. 1) |
3 |
73 |
Bubble Sort Graph
|
Codeforces |
|
Codeforces Round #198 (Div. 2) & Codeforces Round #198 (Div. 1)
|
3 |
74 |
Maximum Absurdity
|
Codeforces |
|
Codeforces Round #193 (Div. 2) |
3 |
75 |
Dima and Staircase
|
Codeforces |
|
Codeforces Round #167 (Div. 2) & Codeforces Round #167 (Div. 1)
|
3 |
76 |
Good Substrings
|
Codeforces |
|
Codeforces Round #166 (Div. 2) |
3 |
77 |
Multithreading
|
Codeforces |
|
Codeforces Round #165 (Div. 2) |
3 |
78 |
Heap Operations
|
Codeforces |
|
Codeforces Round #357 (Div. 2) |
3 |
79 |
Blue Mary Needs Help Again
|
SPOJ |
|
|
3 |
80 |
Okabe and Boxes
|
Codeforces |
|
Codeforces Round #420 (Div. 2) |
3 |
81 |
Vasiliy's Multiset
|
Codeforces |
|
Codeforces Round #367 (Div. 2) |
3 |
82 |
Almost Union-Find
|
UVA |
|
|
3 |
83 |
Almost Arithmetical Progression
|
Codeforces |
|
Codeforces Round #156 (Div. 2) & Codeforces Round #156 (Div. 1)
|
4 |
84 |
XOR on Segment
|
Codeforces |
|
Codeforces Round #149 (Div. 2) |
4 |
85 |
King's Path
|
Codeforces |
|
Codeforces Round #149 (Div. 2) |
4 |
86 |
Little Elephant and Cards
|
Codeforces |
|
Codeforces Round #129 (Div. 1) & Codeforces Round #129 (Div. 2)
|
4 |
87 |
After Training
|
Codeforces |
|
Codeforces Round #123 (Div. 2) |
4 |
88 |
Fools and Roads
|
Codeforces |
|
Codeforces Round #121 (Div. 1) & Codeforces Round #121 (Div. 2)
|
4 |
89 |
Find Pair
|
Codeforces |
|
Codeforces Round #111 (Div. 2) |
4 |
90 |
String Manipulation 1.0
|
Codeforces |
|
VK Cup 2012 Qualification Round 2 |
4 |
91 |
Anagram Search
|
Codeforces |
|
Codeforces Round #103 (Div. 2) |
4 |
92 |
New Year Snowmen
|
Codeforces |
|
Codeforces Round #100 |
4 |
93 |
Petya and Divisors
|
Codeforces |
|
Codeforces Beta Round #85 (Div. 1 Only) & Codeforces Beta Round #85
(Div. 2 Only)
|
4 |
94 |
Enemy is weak
|
Codeforces |
|
Codeforces Beta Round #57 (Div. 2) |
4 |
95 |
Circular RMQ
|
Codeforces |
|
Codeforces Testing Round #1 |
4 |
96 |
SBE201 Linked List
|
SPOJ |
|
|
4 |
97 |
Ice-cream Tycoon
|
SGU |
|
|
4 |
98 |
Friends or Not
|
Codeforces |
|
VK Cup 2012 Qualification Round 2 |
4 |
99 |
Processing Queries
|
Codeforces |
|
CROC 2016 - Qualification |
4 |
100 |
Report
|
Codeforces |
|
Codeforces Round #344 (Div. 2) |
4 |
101 |
Babaei and Birthday Cake
|
Codeforces |
|
Codeforces Round #343 (Div. 2) |
4 |
102 |
XOR and Favorite Number
|
Codeforces |
|
Codeforces Round #340 (Div. 2) |
4 |
103 |
Longest k-Good Segment
|
Codeforces |
|
Educational Codeforces Round 5 |
4 |
104 |
Lazy Student
|
Codeforces |
|
Codeforces Round #335 (Div. 1) & Codeforces Round #335 (Div. 2)
|
4 |
105 |
One-Dimensional Battle Ships
|
Codeforces |
|
Codeforces Round #Pi (Div. 2) |
4 |
106 |
Arthur and Table
|
Codeforces |
|
Codeforces Round #311 (Div. 2) |
4 |
107 |
Case of Fugitive
|
Codeforces |
|
Codeforces Round #310 (Div. 1) & Codeforces Round #310 (Div. 2)
|
4 |
108 |
Vanya and Triangles
|
Codeforces |
|
Codeforces Round #308 (Div. 2) |
4 |
109 |
Clique Problem
|
Codeforces |
|
Codeforces Round #296 (Div. 2) & Codeforces Round #296 (Div. 1)
|
4 |
110 |
A and B and Lecture Rooms
|
Codeforces |
|
Codeforces Round #294 (Div. 2) |
4 |
111 |
Ant colony
|
Codeforces |
|
Codeforces Round #271 (Div. 2) |
4 |
112 |
Propagating tree
|
Codeforces |
|
Codeforces Round #225 (Div. 1) & Codeforces Round #225 (Div. 2)
|
4 |
113 |
Maximum Submatrix 2
|
Codeforces |
|
Codeforces Round #221 (Div. 1) & Codeforces Round #221 (Div. 2)
|
4 |
114 |
Vessels
|
Codeforces |
|
Codeforces Round #218 (Div. 2) |
4 |
115 |
Matrix
|
Codeforces |
|
Codeforces Round #213 (Div. 1) & Codeforces Round #213 (Div. 2)
|
4 |
116 |
Pair of Numbers
|
Codeforces |
|
Codeforces Round #209 (Div. 2) |
4 |
117 |
Xenia and Tree
|
Codeforces |
|
Codeforces Round #199 (Div. 2) |
4 |
118 |
Psychos in a Line
|
Codeforces |
|
Codeforces Round #189 (Div. 1) & Codeforces Round #189 (Div. 2)
|
4 |
119 |
Planets
|
Codeforces |
|
Codeforces Round #142 (Div. 1) & Codeforces Round #142 (Div. 2)
|
4 |
120 |
Queue
|
Codeforces |
|
Codeforces Beta Round #75 (Div. 1 Only) & Codeforces Beta Round #75
(Div. 2 Only)
|
4 |
121 |
Fox And Jumping
|
Codeforces |
|
Codeforces Round #290 (Div. 2) & Codeforces Round #290 (Div. 1)
|
4 |
122 |
Drazil and Tiles
|
Codeforces |
|
Codeforces Round #292 (Div. 2) & Codeforces Round #292 (Div. 1)
|
4 |
123 |
Tree Construction
|
Codeforces |
|
Codeforces Round #353 (Div. 2) |
4 |
124 |
Money Transfers
|
Codeforces |
|
Codeforces Round #353 (Div. 2) |
4 |
125 |
Ada and List
|
SPOJ |
|
|
4 |
126 |
Predict Outcome of the Game
|
Codeforces |
|
Codeforces Round #258 (Div. 2) |
4 |
127 |
Alyona and a tree
|
Codeforces |
|
Codeforces Round #381 (Div. 1) & Codeforces Round #381 (Div. 2)
|
4 |
128 |
Remove Extra One
|
Codeforces |
|
Codeforces Round #450 (Div. 2) |
4 |
129 |
Blood Cousins
|
Codeforces |
|
Codeforces Round #130 (Div. 2) |
5 |
130 |
Suspects
|
Codeforces |
|
Codeforces Round #110 (Div. 1) & Codeforces Round #110 (Div. 2)
|
5 |
131 |
Missile Silos
|
Codeforces |
|
Codeforces Round #103 (Div. 2) |
5 |
132 |
Petr#
|
Codeforces |
|
Codeforces Beta Round #86 (Div. 1 Only) & Codeforces Beta Round #86
(Div. 2 Only)
|
5 |
133 |
Colorful Field
|
Codeforces |
|
Codeforces Beta Round #71 |
5 |
134 |
Unordered Subsequence
|
Codeforces |
|
Codeforces Beta Round #27 (Codeforces format, Div. 2) |
5 |
135 |
Exposition
|
Codeforces |
|
Codeforces Beta Round #6 (Div. 2 Only) |
5 |
136 |
Nested Segments
|
Codeforces |
|
Educational Codeforces Round 10 |
5 |
137 |
Little Artem and Time Machine
|
Codeforces |
|
VK Cup 2016 - Round 2 |
5 |
138 |
Running with Obstacles
|
Codeforces |
|
VK Cup 2016 - Qualification Round 1 |
5 |
139 |
Spy Syndrome 2
|
Codeforces |
|
Manthan, Codefest 16 |
5 |
140 |
Factory Repairs
|
Codeforces |
|
8VC Venture Cup 2016 - Final Round |
5 |
141 |
New Year Tree
|
Codeforces |
|
Educational Codeforces Round 6 |
5 |
142 |
Minimum spanning tree for each edge
|
Codeforces |
|
Educational Codeforces Round 3 |
5 |
143 |
Lipshitz Sequence
|
Codeforces |
|
Codeforces Round #333 (Div. 1) & Codeforces Round #333 (Div. 2)
|
5 |
144 |
Duff in the Army
|
Codeforces |
|
Codeforces Round #326 (Div. 1) & Codeforces Round #326 (Div. 2)
|
5 |
145 |
A Simple Task
|
Codeforces |
|
Codeforces Round #312 (Div. 2) |
5 |
146 |
Case of Chocolate
|
Codeforces |
|
Codeforces Round #310 (Div. 1) & Codeforces Round #310 (Div. 2)
|
5 |
147 |
Handshakes
|
Codeforces |
|
Codeforces Round #298 (Div. 2) |
5 |
148 |
Statistics of Recompressing Videos
|
Codeforces |
|
VK Cup 2015 - Qualification Round 2 |
5 |
149 |
R2D2 and Droid Army
|
Codeforces |
|
Codeforces Round #291 (Div. 2) |
5 |
150 |
Misha and Permutations Summation
|
Codeforces |
|
Codeforces Round #285 (Div. 2) & Codeforces Round #285 (Div. 1)
|
5 |
151 |
Strip
|
Codeforces |
|
Codeforces Round #278 (Div. 1) & Codeforces Round #278 (Div. 2)
|
5 |
152 |
CGCDSSQ
|
Codeforces |
|
Bayan 2015 Contest Warm Up |
5 |
153 |
Pillars
|
Codeforces |
|
Codeforces Round #271 (Div. 2) |
5 |
154 |
The Child and Sequence
|
Codeforces |
|
Codeforces Round #250 (Div. 1) |
5 |
155 |
Tricky Function
|
Codeforces |
|
Codeforces Round #245 (Div. 1) |
5 |
156 |
Preparing for the Contest
|
Codeforces |
|
Codeforces Round #222 (Div. 1) & Codeforces Round #222 (Div. 2)
|
5 |
157 |
Tree and Queries
|
Codeforces |
|
Codeforces Round #221 (Div. 1) |
5 |
158 |
Sereja ans Anagrams
|
Codeforces |
|
Codeforces Round #215 (Div. 1) & Codeforces Round #215 (Div. 2)
|
5 |
159 |
Water Tree
|
Codeforces |
|
Codeforces Round #200 (Div. 1) |
5 |
160 |
Copying Data
|
Codeforces |
|
Croc Champ 2013 - Round 1 |
5 |
161 |
Connected Components
|
Codeforces |
|
Croc Champ 2013 - Round 1 |
5 |
162 |
Sausage Maximization
|
Codeforces |
|
Codeforces Round #173 (Div. 2) |
5 |
163 |
Maximum Xor Secondary
|
Codeforces |
|
Codeforces Round #172 (Div. 1) & Codeforces Round #172 (Div. 2)
|
5 |
164 |
Text Editor
|
Codeforces |
|
Codeforces Round #154 (Div. 2) |
5 |
165 |
Bracket Sequence
|
Codeforces |
|
Codeforces Round #138 (Div. 1) & Codeforces Round #138 (Div. 2)
|
5 |
166 |
Subsegments
|
Codeforces |
|
Codeforces Beta Round #63 (Div. 2) |
5 |
167 |
Mail Stamps
|
Codeforces |
|
Codeforces Beta Round #29 (Div. 2, Codeforces format) |
5 |
168 |
Kay and Snowflake
|
Codeforces |
|
Codeforces Round #359 (Div. 1) & Codeforces Round #359 (Div. 2)
|
5 |
169 |
Cards Sorting
|
Codeforces |
|
Codeforces Round #424 (Div. 1, rated, based on VK Cup Finals) &
Codeforces Round #424 (Div. 2, rated, based on VK Cup Finals)
|
5 |
170 |
The Bakery
|
Codeforces |
|
Codeforces Round #426 (Div. 1) & Codeforces Round #426 (Div. 2)
|
5 |
171 |
Hanoi Factory
|
Codeforces |
|
Codeforces Round #401 (Div. 2) |
5 |
172 |
Leaving Auction
|
Codeforces |
|
Codeforces Round #388 (Div. 2) |
5 |
173 |
Cartons of milk
|
Codeforces |
|
Codeforces Round #398 (Div. 2) |
5 |
174 |
Mahmoud and a Dictionary
|
Codeforces |
|
Codeforces Round #396 (Div. 2) |
5 |
175 |
Fedor and coupons
|
Codeforces |
|
Codeforces Round #390 (Div. 2) |
5 |
176 |
Maxim and Array
|
Codeforces |
|
Codeforces Round #374 (Div. 2) |
5 |
177 |
Vitya and Strange Lesson
|
Codeforces |
|
Codeforces Round #430 (Div. 2) |
5 |
178 |
Mishka and Interesting sum
|
Codeforces |
|
Codeforces Round #365 (Div. 2) |
5 |
179 |
Friends and Subsequences
|
Codeforces |
|
Codeforces Round #361 (Div. 2) |
5 |
180 |
Persistent Bookcase
|
Codeforces |
|
Codeforces Round #368 (Div. 2) |
5 |
181 |
Hydra
|
Codeforces |
|
Codeforces Round #150 (Div. 1) & Codeforces Round #150 (Div. 2)
|
6 |
182 |
Two Strings
|
Codeforces |
|
Codeforces Round #138 (Div. 1) & Codeforces Round #138 (Div. 2)
|
6 |
183 |
Lucky Queries
|
Codeforces |
|
Codeforces Round #104 (Div. 1) |
6 |
184 |
Time to Raid Cowavans
|
Codeforces |
|
Codeforces Beta Round #80 (Div. 1 Only) & Codeforces Beta Round #80
(Div. 2 Only)
|
6 |
185 |
Buses
|
Codeforces |
|
Codeforces Beta Round #79 (Div. 1 Only) & Codeforces Beta Round #79
(Div. 2 Only)
|
6 |
186 |
Sum of Medians
|
Codeforces |
|
Yandex.Algorithm 2011 Round 1 |
6 |
187 |
Beaver
|
Codeforces |
|
Codeforces Beta Round #71 |
6 |
188 |
Holes
|
Codeforces |
|
Codeforces Beta Round #13 |
6 |
189 |
Messenger
|
Codeforces |
|
Codeforces Round #344 (Div. 2) |
6 |
190 |
Subsequences
|
Codeforces |
|
Testing Round #12 |
6 |
191 |
Hiring
|
Codeforces |
|
2015-2016 ACM-ICPC, NEERC, Southern Subregional Contest (Online
Mirror, ACM-ICPC Rules, Teams Preferred)
|
6 |
192 |
Kefa and Watch
|
Codeforces |
|
Codeforces Round #321 (Div. 2) |
6 |
193 |
Restructuring Company
|
Codeforces |
|
VK Cup 2015 - Finals, online mirror |
6 |
194 |
GukiZ and GukiZiana
|
Codeforces |
|
Codeforces Round #307 (Div. 2) |
6 |
195 |
Infinite Inversions
|
Codeforces |
|
Codeforces Round #301 (Div. 2) |
6 |
196 |
A Heap of Heaps
|
Codeforces |
|
Codeforces Round #300 |
6 |
197 |
Arthur and Walls
|
Codeforces |
|
Codeforces Round #297 (Div. 2) |
6 |
198 |
Closest Equals
|
Codeforces |
|
VK Cup 2015 - Qualification Round 1 |
6 |
199 |
Drazil and Park
|
Codeforces |
|
Codeforces Round #292 (Div. 2) & Codeforces Round #292 (Div. 1)
|
6 |
200 |
New Year Domino
|
Codeforces |
|
Good Bye 2014 |
6 |
201 |
LIS of Sequence
|
Codeforces |
|
Codeforces Round #277 (Div. 2) |
6 |
202 |
Kindergarten
|
Codeforces |
|
Codeforces Round #276 (Div. 1) |
6 |
203 |
Appleman and a Sheet of Paper
|
Codeforces |
|
Codeforces Round #263 (Div. 1) & Codeforces Round #263 (Div. 2)
|
6 |
204 |
Serega and Fun
|
Codeforces |
|
Codeforces Round #260 (Div. 1) |
6 |
205 |
DZY Loves Fibonacci Numbers
|
Codeforces |
|
Codeforces Round #255 (Div. 1) & Codeforces Round #255 (Div. 2)
|
6 |
206 |
DZY Loves Colors
|
Codeforces |
|
Codeforces Round #254 (Div. 1) & Codeforces Round #254 (Div. 2)
|
6 |
207 |
Artem and Array
|
Codeforces |
|
Codeforces Round #253 (Div. 1) |
6 |
208 |
On Changing Tree
|
Codeforces |
|
Codeforces Round #232 (Div. 1) & Codeforces Round #232 (Div. 2)
|
6 |
209 |
New Year Tree
|
Codeforces |
|
Good Bye 2013 |
6 |
210 |
Watching Fireworks is Fun
|
Codeforces |
|
Codeforces Round #219 (Div. 1) & Codeforces Round #219 (Div. 2)
|
6 |
211 |
Valera and Queries
|
Codeforces |
|
Codeforces Round #216 (Div. 2) |
6 |
212 |
Insertion Sort
|
Codeforces |
|
Codeforces Round #212 (Div. 2) |
6 |
213 |
Oh Sweet Beaverette
|
Codeforces |
|
ABBYY Cup 3.0 - Finals (online version) |
6 |
214 |
Ciel and Gondolas
|
Codeforces |
|
Codeforces Round #190 (Div. 1) |
6 |
215 |
Summer Homework
|
Codeforces |
|
ABBYY Cup 3.0 |
6 |
216 |
Sereja and Subsequences
|
Codeforces |
|
Codeforces Round #187 (Div. 1) & Codeforces Round #187 (Div. 2)
|
6 |
217 |
Yaroslav and Divisors
|
Codeforces |
|
Codeforces Round #182 (Div. 1) |
6 |
218 |
Cubes
|
Codeforces |
|
Codeforces Round #295 (Div. 2) & Codeforces Round #295 (Div. 1)
|
6 |
219 |
Vanya and Treasure
|
Codeforces |
|
Codeforces Round #355 (Div. 2) |
6 |
220 |
Trains and Statistic
|
Codeforces |
|
Codeforces Round #353 (Div. 2) |
6 |
221 |
Shortest Path |
A2 Online Judge |
|
|
6 |
222 |
Mister B and PR Shifts
|
Codeforces |
|
Codeforces Round #421 (Div. 1) & Codeforces Round #421 (Div. 2)
|
6 |
223 |
Rooter's Song
|
Codeforces |
|
Codeforces Round #431 (Div. 1) & Codeforces Round #431 (Div. 2)
|
6 |
224 |
Leha and another game about graph
|
Codeforces |
|
Codeforces Round #429 (Div. 1) & Codeforces Round #429 (Div. 2)
|
6 |
225 |
Boredom
|
Codeforces |
|
Codeforces Round #433 (Div. 1, based on Olympiad of Metropolises) &
Codeforces Round #433 (Div. 2, based on Olympiad of Metropolises)
|
6 |
226 |
Legacy
|
Codeforces |
|
Codeforces Round #406 (Div. 1) & Codeforces Round #406 (Div. 2)
|
6 |
227 |
Mike and Geometry Problem
|
Codeforces |
|
Codeforces Round #361 (Div. 2) |
6 |
228 |
Mahmoud and a xor trip
|
Codeforces |
|
Codeforces Round #396 (Div. 2) |
6 |
229 |
Little Elephant and Tree
|
Codeforces |
|
Codeforces Round #157 (Div. 1) |
7 |
230 |
Blood Cousins Return
|
Codeforces |
|
Codeforces Round #151 (Div. 2) |
7 |
231 |
Cactus
|
Codeforces |
|
Codeforces Round #143 (Div. 2) |
7 |
232 |
Little Elephant and Inversions
|
Codeforces |
|
Codeforces Round #136 (Div. 1) |
7 |
233 |
Little Elephant and Shifts
|
Codeforces |
|
Codeforces Round #136 (Div. 1) & Codeforces Round #136 (Div. 2)
|
7 |
234 |
Spider's Web
|
Codeforces |
|
Codeforces Round #133 (Div. 2) |
7 |
235 |
Counter Attack
|
Codeforces |
|
Codeforces Round #120 (Div. 2) |
7 |
236 |
Encrypting Messages
|
Codeforces |
|
ABBYY Cup 2.0 - Easy |
7 |
237 |
Range Increments
|
Codeforces |
|
VK Cup 2012 Round 3 (Unofficial Div. 2 Edition) |
7 |
238 |
Beard Graph
|
Codeforces |
|
Codeforces Round #112 (Div. 2) |
7 |
239 |
Zebra Tower
|
Codeforces |
|
VK Cup 2012 Qualification Round 2 |
7 |
240 |
Mushroom Gnomes - 2
|
Codeforces |
|
Codeforces Beta Round #99 (Div. 1) & Codeforces Beta Round #99 (Div.
2)
|
7 |
241 |
Last Chance
|
Codeforces |
|
Codeforces Beta Round #98 (Div. 2) |
7 |
242 |
Lucky Array
|
Codeforces |
|
Codeforces Beta Round #91 (Div. 1 Only) |
7 |
243 |
Ski Base
|
Codeforces |
|
Codeforces Beta Round #75 (Div. 1 Only) & Codeforces Beta Round #75
(Div. 2 Only)
|
7 |
244 |
Embassy Queue
|
Codeforces |
|
Yandex.Algorithm 2011 Round 1 |
7 |
245 |
General Mobilization
|
Codeforces |
|
Yandex.Algorithm 2011 Qualification 2 |
7 |
246 |
Optical Experiment
|
Codeforces |
|
Manthan 2011 |
7 |
247 |
Domino Principle
|
Codeforces |
|
Codeforces Beta Round #52 (Div. 2) |
7 |
248 |
Corporation Mail
|
Codeforces |
|
Codeforces Beta Round #52 (Div. 2) |
7 |
249 |
Comb
|
Codeforces |
|
School Personal Contest #2 (Winter Computer School 2010/11) -
Codeforces Beta Round #43 (ACM-ICPC Rules)
|
7 |
250 |
Parking Lot
|
Codeforces |
|
School Personal Contest #2 (Winter Computer School 2010/11) -
Codeforces Beta Round #43 (ACM-ICPC Rules)
|
7 |
251 |
Old Berland Language
|
Codeforces |
|
Codeforces Beta Round #37 |
7 |
252 |
Points
|
Codeforces |
|
Codeforces Beta Round #19 |
7 |
253 |
Ball
|
Codeforces |
|
Codeforces Beta Round #12 (Div 2 Only) |
7 |
254 |
Bindian Signalizing
|
Codeforces |
|
Codeforces Beta Round #5 |
7 |
255 |
Beautiful Subarrays
|
Codeforces |
|
Educational Codeforces Round 12 |
7 |
256 |
Zip-line
|
Codeforces |
|
Codeforces Round #345 (Div. 1) |
7 |
257 |
Hostname Aliases
|
Codeforces |
|
CROC 2016 - Qualification |
7 |
258 |
Bear and Contribution
|
Codeforces |
|
VK Cup 2016 - Round 1 |
7 |
259 |
Product Sum
|
Codeforces |
|
Codeforces Round #344 (Div. 2) |
7 |
260 |
Package Delivery
|
Codeforces |
|
8VC Venture Cup 2016 - Final Round |
7 |
261 |
New Year and Three Musketeers
|
Codeforces |
|
Good Bye 2015 |
7 |
262 |
Vika and Segments
|
Codeforces |
|
Codeforces Round #337 (Div. 2) |
7 |
263 |
Acyclic Organic Compounds
|
Codeforces |
|
Codeforces Round #333 (Div. 1) |
7 |
264 |
Happy Tree Party
|
Codeforces |
|
Codeforces Round #329 (Div. 2) |
7 |
265 |
Guess Your Way Out! II
|
Codeforces |
|
Codeforces Round #312 (Div. 2) |
7 |
266 |
Ann and Half-Palindrome
|
Codeforces |
|
Codeforces Round #311 (Div. 2) |
7 |
267 |
Rooks and Rectangles
|
Codeforces |
|
VK Cup 2015 - Round 1 |
7 |
268 |
Traffic Jams in the Land
|
Codeforces |
|
Codeforces Round #284 (Div. 1) |
7 |
269 |
Treeland Tour
|
Codeforces |
|
Codeforces Round #279 (Div. 2) |
7 |
270 |
Sign on Fence
|
Codeforces |
|
Codeforces Round #276 (Div. 1) |
7 |
271 |
Sereja and Squares
|
Codeforces |
|
Codeforces Round #243 (Div. 1) |
7 |
272 |
Sereja and Two Sequences
|
Codeforces |
|
Codeforces Round #243 (Div. 1) & Codeforces Round #243 (Div. 2)
|
7 |
273 |
Bug in Code
|
Codeforces |
|
Coder-Strike 2014 - Finals (online edition, Div. 2) & Coder-Strike
2014 - Finals (online edition, Div. 1) & Coder-Strike 2014 - Finals
(online edition, Div. 2) & Coder-Strike 2014 - Finals (online
edition, Div. 1)
|
7 |
274 |
Bug in Code
|
Codeforces |
|
Coder-Strike 2014 - Finals (online edition, Div. 2) & Coder-Strike
2014 - Finals (online edition, Div. 1) & Coder-Strike 2014 - Finals
(online edition, Div. 2) & Coder-Strike 2014 - Finals (online
edition, Div. 1)
|
7 |
275 |
Inna and Binary Logic
|
Codeforces |
|
Codeforces Round #234 (Div. 2) |
7 |
276 |
George and Cards
|
Codeforces |
|
Codeforces Round #227 (Div. 2) |
7 |
277 |
Inna and Sequence
|
Codeforces |
|
Codeforces Round #220 (Div. 2) |
7 |
278 |
Dima and Trap Graph
|
Codeforces |
|
Codeforces Round #214 (Div. 2) |
7 |
279 |
Fools and Foolproof Roads
|
Codeforces |
|
Codeforces Round #212 (Div. 2) |
7 |
280 |
Subset Sums
|
Codeforces |
|
Codeforces Round #202 (Div. 1) & Codeforces Round #202 (Div. 2)
|
7 |
281 |
Iahub and Xors
|
Codeforces |
|
Codeforces Round #198 (Div. 1) |
7 |
282 |
Students' Revenge
|
Codeforces |
|
Codeforces Round #193 (Div. 2) |
7 |
283 |
Cats Transport
|
Codeforces |
|
Codeforces Round #185 (Div. 1) & Codeforces Round #185 (Div. 2)
|
7 |
284 |
Little Girl and Problem on Trees
|
Codeforces |
|
Codeforces Round #169 (Div. 2) |
7 |
285 |
Big Maximum Sum
|
Codeforces |
|
Codeforces Beta Round #67 (Div. 2) |
7 |
286 |
Petya and File System
|
Codeforces |
|
Codeforces Beta Round #61 (Div. 2) |
7 |
287 |
Ada and Mulberry
|
SPOJ |
|
|
7 |
288 |
Beer Machines
|
SPOJ |
|
|
7 |
289 |
Crayon
|
SPOJ |
|
|
7 |
290 |
Till I Collapse
|
Codeforces |
|
Codeforces Round #406 (Div. 1) & Codeforces Round #406 (Div. 2)
|
7 |
291 |
Envy
|
Codeforces |
|
Codeforces Round #446 (Div. 1) & Codeforces Round #446 (Div. 2)
|
7 |
292 |
Alyona and towers
|
Codeforces |
|
Codeforces Round #381 (Div. 1) & Codeforces Round #381 (Div. 2)
|
7 |
293 |
Anton and Permutation
|
Codeforces |
|
Codeforces Round #404 (Div. 2) |
7 |
294 |
Ralph And His Tour in Binary Country
|
Codeforces |
|
Codeforces Round #447 (Div. 2) |
7 |
295 |
Maximum Questions
|
Codeforces |
|
Codeforces Round #450 (Div. 2) |
7 |
296 |
The Untended Antiquity
|
Codeforces |
|
Codeforces Round #439 (Div. 2) |
7 |
297 |
Garlands
|
Codeforces |
|
Codeforces Round #368 (Div. 2) |
7 |
298 |
Working routine
|
Codeforces |
|
Codeforces Round #367 (Div. 2) |
7 |
299 |
Lucky Arrays
|
Codeforces |
|
Codeforces Round #156 (Div. 1) |
8 |
300 |
Printer
|
Codeforces |
|
Codeforces Round #154 (Div. 2) |
8 |
301 |
TorCoder
|
Codeforces |
|
Codeforces Round #145 (Div. 1, ACM-ICPC Rules) |
8 |
302 |
Anniversary
|
Codeforces |
|
Codeforces Round #140 (Div. 1) & Codeforces Round #140 (Div. 2)
|
8 |
303 |
Parking Lot
|
Codeforces |
|
Codeforces Round #135 (Div. 2) |
8 |
304 |
Two Permutations
|
Codeforces |
|
Codeforces Round #131 (Div. 1) |
8 |
305 |
Little Elephant and Strings
|
Codeforces |
|
Codeforces Round #129 (Div. 1) |
8 |
306 |
Cinema
|
Codeforces |
|
Codeforces Round #126 (Div. 2) |
8 |
307 |
Building Forest
|
Codeforces |
|
Codeforces Round #123 (Div. 2) |
8 |
308 |
Thwarting Demonstrations
|
Codeforces |
|
Codeforces Round #121 (Div. 1) |
8 |
309 |
Optimal Sum
|
Codeforces |
|
Codeforces Round #117 (Div. 2) |
8 |
310 |
Archaeology
|
Codeforces |
|
Croc Champ 2012 - Round 2 |
8 |
311 |
e-Government
|
Codeforces |
|
VK Cup 2012 Round 2 |
8 |
312 |
Smart Cheater
|
Codeforces |
|
Codeforces Round #107 (Div. 1) & Codeforces Round #107 (Div. 2)
|
8 |
313 |
Competition
|
Codeforces |
|
Codeforces Round #103 (Div. 2) |
8 |
314 |
Linear Kingdom Races
|
Codeforces |
|
Codeforces Beta Round #87 (Div. 1 Only) |
8 |
315 |
Igloo Skyscraper
|
Codeforces |
|
Codeforces Beta Round #75 (Div. 1 Only) |
8 |
316 |
Chip Play
|
Codeforces |
|
Codeforces Beta Round #74 (Div. 1 Only) & Codeforces Beta Round #74
(Div. 2 Only)
|
8 |
317 |
Tourist
|
Codeforces |
|
All-Ukrainian School Olympiad in Informatics |
8 |
318 |
Professor's task
|
Codeforces |
|
Codeforces Beta Round #64 |
8 |
319 |
Lucky Tickets
|
Codeforces |
|
Codeforces Beta Round #64 |
8 |
320 |
Petya and Post
|
Codeforces |
|
Codeforces Beta Round #61 (Div. 2) |
8 |
321 |
Dancing Lessons
|
Codeforces |
|
School Team Contest #3 (Winter Computer School 2010/11) |
8 |
322 |
Queue
|
Codeforces |
|
School Personal Contest #1 (Winter Computer School 2010/11) -
Codeforces Beta Round #38 (ACM-ICPC Rules)
|
8 |
323 |
Parade
|
Codeforces |
|
Codeforces Beta Round #35 (Div. 2) |
8 |
324 |
Tricky and Clever Password
|
Codeforces |
|
Codeforces Beta Round #30 (Codeforces format) |
8 |
325 |
Don't fear, DravDe is kind
|
Codeforces |
|
Codeforces Beta Round #28 (Codeforces format) |
8 |
326 |
Alex and Complicated Task
|
Codeforces |
|
Codeforces Round #267 (Div. 2) |
8 |
327 |
Bear and Bowling 4
|
Codeforces |
|
Educational Codeforces Round 11 |
8 |
328 |
Paper task
|
Codeforces |
|
IndiaHacks 2016 - Online Edition (Div. 1 + Div. 2) |
8 |
329 |
Yash And Trees
|
Codeforces |
|
Manthan, Codefest 16 |
8 |
330 |
Startup Funding
|
Codeforces |
|
Manthan, Codefest 16 |
8 |
331 |
Zbazi in Zeydabad
|
Codeforces |
|
Educational Codeforces Round 8 |
8 |
332 |
Robot Arm
|
Codeforces |
|
Wunder Fund Round 2016 (Div. 1 + Div. 2 combined) |
8 |
333 |
Alphabet Permutations
|
Codeforces |
|
Codeforces Round #337 (Div. 2) |
8 |
334 |
Frogs and mosquitoes
|
Codeforces |
|
Educational Codeforces Round 3 |
8 |
335 |
Power Tree
|
Codeforces |
|
Codeforces Round #336 (Div. 1) |
8 |
336 |
Board Game
|
Codeforces |
|
Codeforces Round #335 (Div. 1) |
8 |
337 |
REQ
|
Codeforces |
|
Codeforces Round #330 (Div. 1) |
8 |
338 |
Yura and Developers
|
Codeforces |
|
Looksery Cup 2015 |
8 |
339 |
Mike and Friends
|
Codeforces |
|
Codeforces Round #305 (Div. 1) |
8 |
340 |
Place Your Ad Here
|
Codeforces |
|
VK Cup 2015 - Round 3 (unofficial online mirror, Div. 1 only) |
8 |
341 |
Pudding Monsters
|
Codeforces |
|
ZeptoLab Code Rush 2015 |
8 |
342 |
Birthday
|
Codeforces |
|
Codeforces Round #282 (Div. 1) |
8 |
343 |
Tourists
|
Codeforces |
|
Codeforces Round #278 (Div. 1) |
8 |
344 |
Conveyor Belts
|
Codeforces |
|
Codeforces Round #278 (Div. 1) |
8 |
345 |
Permutation
|
Codeforces |
|
MemSQL Start[c]UP 2.0 - Round 1 |
8 |
346 |
Three strings
|
Codeforces |
|
MemSQL Start[c]UP 2.0 - Round 1 |
8 |
347 |
Adam and Tree
|
Codeforces |
|
Codeforces Round #253 (Div. 1) |
8 |
348 |
Cardboard Box
|
Codeforces |
|
Zepto Code Rush 2014 |
8 |
349 |
Biathlon Track
|
Codeforces |
|
Codeforces Round #242 (Div. 2) |
8 |
350 |
Cup Trick
|
Codeforces |
|
Coder-Strike 2014 - Finals (online edition, Div. 1) & Coder-Strike
2014 - Finals (online edition, Div. 2)
|
8 |
351 |
Mashmokh and Water Tanks
|
Codeforces |
|
Codeforces Round #240 (Div. 1) |
8 |
352 |
Instant Messanger
|
Codeforces |
|
Codeforces Round #233 (Div. 1) |
8 |
353 |
Inna and Candy Boxes
|
Codeforces |
|
Codeforces Round #229 (Div. 2) |
8 |
354 |
Developing Game
|
Codeforces |
|
Codeforces Round #222 (Div. 1) |
8 |
355 |
Choosing Subtree is Fun
|
Codeforces |
|
Codeforces Round #219 (Div. 1) |
8 |
356 |
Jeff and Removing Periods
|
Codeforces |
|
Codeforces Round #204 (Div. 1) |
8 |
357 |
Optimize!
|
Codeforces |
|
Codeforces Round #196 (Div. 1) |
8 |
358 |
Shave Beaver!
|
Codeforces |
|
ABBYY Cup 3.0 - Finals (online version) |
8 |
359 |
Summer Homework
|
Codeforces |
|
ABBYY Cup 3.0 |
8 |
360 |
Sereja and Straight Lines
|
Codeforces |
|
Codeforces Round #187 (Div. 1) |
8 |
361 |
Ilya and Two Numbers
|
Codeforces |
|
Codeforces Round #186 (Div. 2) |
8 |
362 |
Interval Cubing
|
Codeforces |
|
Codeforces Round #185 (Div. 1) |
8 |
363 |
Yaroslav and Points
|
Codeforces |
|
Codeforces Round #179 (Div. 1) |
8 |
364 |
Close Vertices
|
Codeforces |
|
Croc Champ 2013 - Round 2 |
8 |
365 |
Cow Tennis Tournament
|
Codeforces |
|
Codeforces Round #174 (Div. 1) |
8 |
366 |
k-Maximum Subsequence Sum
|
Codeforces |
|
Codeforces Round #172 (Div. 1) |
8 |
367 |
More Queries to Array...
|
Codeforces |
|
Codeforces Round #163 (Div. 2) |
8 |
368 |
Ultimate Weirdness of an Array
|
Codeforces |
|
Codeforces Round #352 (Div. 1) & Codeforces Round #352 (Div. 2)
|
8 |
369 |
Kay and Eternity
|
Codeforces |
|
Codeforces Round #359 (Div. 1) |
8 |
370 |
Roads in Yusland
|
Codeforces |
|
Codeforces Round #352 (Div. 1) |
8 |
371 |
Dividing Kingdom II
|
Codeforces |
|
Codeforces Round #360 (Div. 1) |
8 |
372 |
Destiny
|
Codeforces |
|
Codeforces Round #429 (Div. 1) |
8 |
373 |
Goodbye Souvenir
|
Codeforces |
|
Codeforces Round #431 (Div. 1) & Codeforces Round #431 (Div. 2)
|
8 |
374 |
Tournament
|
Codeforces |
|
Codeforces Round #443 (Div. 1) & Codeforces Round #443 (Div. 2)
|
8 |
375 |
Animals and Puzzle
|
Codeforces |
|
Codeforces Round #371 (Div. 1) |
8 |
376 |
Arpa’s letter-marked tree and Mehrdad’s Dokhtar-kosh
paths
|
Codeforces |
|
Codeforces Round #383 (Div. 1) |
8 |
377 |
Vladik and Entertaining Flags
|
Codeforces |
|
Codeforces Round #416 (Div. 2) |
8 |
378 |
Inversions After Shuffle
|
Codeforces |
|
Codeforces Round #388 (Div. 2) |
8 |
379 |
Eyes Closed
|
Codeforces |
|
Codeforces Round #448 (Div. 2) |
8 |
380 |
Memory and Casinos
|
Codeforces |
|
Codeforces Round #370 (Div. 2) |
8 |
381 |
Donkey and Stars
|
Codeforces |
|
Codeforces Round #152 (Div. 1) |
9 |
382 |
Friends
|
Codeforces |
|
Bayan 2012-2013 Elimination Round (ACM ICPC Rules, English
statements)
|
9 |
383 |
Fence
|
Codeforces |
|
Codeforces Round #144 (Div. 1) |
9 |
384 |
Zigzag
|
Codeforces |
|
Codeforces Round #141 (Div. 2) |
9 |
385 |
Noble Knight's Path
|
Codeforces |
|
Codeforces Round #140 (Div. 1) |
9 |
386 |
Alien DNA
|
Codeforces |
|
Codeforces Round #134 (Div. 1) |
9 |
387 |
Cutting a Fence
|
Codeforces |
|
VK Cup 2012 Finals (unofficial online-version) |
9 |
388 |
Gripping Story
|
Codeforces |
|
Codeforces Round #125 (Div. 1) |
9 |
389 |
The Next Good String
|
Codeforces |
|
Codeforces Round #124 (Div. 1) |
9 |
390 |
Two Segments
|
Codeforces |
|
Codeforces Round #122 (Div. 1) |
9 |
391 |
BRT Contract
|
Codeforces |
|
Codeforces Round #119 (Div. 1) |
9 |
392 |
Camping Groups
|
Codeforces |
|
Croc Champ 2012 - Round 1 |
9 |
393 |
Buses and People
|
Codeforces |
|
Codeforces Round #111 (Div. 2) |
9 |
394 |
Freezing with Style
|
Codeforces |
|
Codeforces Round #107 (Div. 1) |
9 |
395 |
Lucky Pair
|
Codeforces |
|
Codeforces Round #104 (Div. 1) |
9 |
396 |
Hanger
|
Codeforces |
|
Codeforces Beta Round #68 |
9 |
397 |
Half-decay tree
|
Codeforces |
|
Codeforces Beta Round #62 |
9 |
398 |
Cannon
|
Codeforces |
|
Codeforces Beta Round #44 (Div. 2) |
9 |
399 |
Map
|
Codeforces |
|
Codeforces Beta Round #15 |
9 |
400 |
Clockwork Bomb
|
Codeforces |
|
Codeforces Round #345 (Div. 1) |
9 |
401 |
Fibonacci-ish II
|
Codeforces |
|
Manthan, Codefest 16 |
9 |
402 |
Raffles
|
Codeforces |
|
8VC Venture Cup 2016 - Elimination Round |
9 |
403 |
Xors on Segments
|
Codeforces |
|
Educational Codeforces Round 6 |
9 |
404 |
Pastoral Oddities
|
Codeforces |
|
Codeforces Round #334 (Div. 1) |
9 |
405 |
A Museum Robbery
|
Codeforces |
|
Codeforces Round #333 (Div. 1) |
9 |
406 |
Polycarp's Masterpiece
|
Codeforces |
|
2015-2016 ACM-ICPC, NEERC, Southern Subregional Contest (Online
Mirror, ACM-ICPC Rules, Teams Preferred)
|
9 |
407 |
Duff as a Queen
|
Codeforces |
|
Codeforces Round #326 (Div. 1) |
9 |
408 |
Bear and Cavalry
|
Codeforces |
|
Codeforces Round #318 [RussianCodeCup Thanks-Round] (Div. 1) |
9 |
409 |
Tavas on the Path
|
Codeforces |
|
Codeforces Round #299 (Div. 1) |
9 |
410 |
And Yet Another Bracket Sequence
|
Codeforces |
|
VK Cup 2015 - Round 1 |
9 |
411 |
Constrained Tree
|
Codeforces |
|
Rockethon 2015 |
9 |
412 |
Parking Lot
|
Codeforces |
|
Codeforces Round #274 (Div. 1) |
9 |
413 |
Design Tutorial: Increase the Constraints
|
Codeforces |
|
Codeforces Round #270 |
9 |
414 |
The Classic Problem
|
Codeforces |
|
Codeforces Round #265 (Div. 1) |
9 |
415 |
Function
|
Codeforces |
|
Codeforces Round #260 (Div. 1) |
9 |
416 |
Little Pony and Lord Tirek
|
Codeforces |
|
Codeforces Round #259 (Div. 1) |
9 |
417 |
Chemistry Experiment
|
Codeforces |
|
Codeforces Round #247 (Div. 2) |
9 |
418 |
Big Problems for Organizers
|
Codeforces |
|
RCC 2014 Warmup (Div. 1) |
9 |
419 |
Maze 2D
|
Codeforces |
|
Coder-Strike 2014 - Round 2 |
9 |
420 |
k-d-sequence
|
Codeforces |
|
Codeforces Round #239 (Div. 1) |
9 |
421 |
Sereja and Dividing
|
Codeforces |
|
Codeforces Round #223 (Div. 1) |
9 |
422 |
Two permutations
|
Codeforces |
|
Testing Round #7 |
9 |
423 |
Ping-Pong
|
Codeforces |
|
Codeforces Round #189 (Div. 1) |
9 |
424 |
Summer Homework
|
Codeforces |
|
ABBYY Cup 3.0 |
9 |
425 |
Fetch the Treasure
|
Codeforces |
|
Codeforces Round #185 (Div. 1) & Codeforces Round #185 (Div. 2)
|
9 |
426 |
Optimizer
|
Codeforces |
|
Testing Round #6 |
9 |
427 |
Tourists
|
Codeforces |
|
Codeforces Round #176 (Div. 1) |
9 |
428 |
Mirror Room
|
Codeforces |
|
Codeforces Round #168 (Div. 1) |
9 |
429 |
Maximum Waterfall
|
Codeforces |
|
Codeforces Round #165 (Div. 1) |
9 |
430 |
Roadside Trees
|
Codeforces |
|
Codeforces Round #162 (Div. 1) |
9 |
431 |
Rhombus
|
Codeforces |
|
Codeforces Round #161 (Div. 2) |
9 |
432 |
Dividing Kingdom
|
Codeforces |
|
Codeforces Round #158 (Div. 2) |
9 |
433 |
Greedy Elevator
|
Codeforces |
|
Codeforces Round #159 (Div. 2) |
9 |
434 |
Forensic Examination
|
Codeforces |
|
Codeforces Round #349 (Div. 1) |
9 |
435 |
Bear and Bad Powers of 42
|
Codeforces |
|
Codeforces Round #356 (Div. 1) |
9 |
436 |
Hitchhiking in the Baltic States
|
Codeforces |
|
Codeforces Round #415 (Div. 1) |
9 |
437 |
Karen and Cards
|
Codeforces |
|
Codeforces Round #419 (Div. 1) |
9 |
438 |
Arkady and a Nobody-men
|
Codeforces |
|
Codeforces Round #434 (Div. 1, based on Technocup 2018 Elimination
Round 1)
|
9 |
439 |
Timofey and a flat tree
|
Codeforces |
|
Codeforces Round #395 (Div. 1) |
9 |
440 |
Huffman Coding on Segment
|
Codeforces |
|
Codeforces Round #364 (Div. 1) |
9 |
441 |
Welcome home, Chtholly
|
Codeforces |
|
Codeforces Round #449 (Div. 1) |
9 |
442 |
Mike and code of a permutation
|
Codeforces |
|
Codeforces Round #410 (Div. 2) |
9 |
443 |
Matrix
|
Codeforces |
|
Codeforces Round #150 (Div. 1) |
10 |
444 |
Cubes
|
Codeforces |
|
Codeforces Round #150 (Div. 1) |
10 |
445 |
Tape Programming
|
Codeforces |
|
Codeforces Round #148 (Div. 1) |
10 |
446 |
Heaven Tour
|
Codeforces |
|
Codeforces Round #119 (Div. 1) |
10 |
447 |
Soap Time! - 2
|
Codeforces |
|
Codeforces Round #118 (Div. 1) |
10 |
448 |
Gnomes of Might and Magic
|
Codeforces |
|
Codeforces Round #115 |
10 |
449 |
Wizards and Roads
|
Codeforces |
|
Codeforces Round #114 (Div. 1) |
10 |
450 |
Tree or not Tree
|
Codeforces |
|
Codeforces Beta Round #88 |
10 |
451 |
Name the album
|
Codeforces |
|
Unknown Language Round #3 |
10 |
452 |
Shooting Gallery
|
Codeforces |
|
School Team Contest #2 (Winter Computer School 2010/11) |
10 |
453 |
Stack
|
Codeforces |
|
Surprise Language Round #6 |
10 |
454 |
MUH and Lots and Lots of Segments
|
Codeforces |
|
Codeforces Round #269 (Div. 2) |
10 |
455 |
Bear and Chemistry
|
Codeforces |
|
VK Cup 2016 - Round 1 |
10 |
456 |
Frog Fights
|
Codeforces |
|
Codeforces Round #342 (Div. 2) |
10 |
457 |
Duff is Mad
|
Codeforces |
|
Codeforces Round #326 (Div. 1) |
10 |
458 |
Painting Edges
|
Codeforces |
|
Codeforces Round #319 (Div. 1) |
10 |
459 |
Robots protection
|
Codeforces |
|
Bubble Cup 8 - Finals [Online Mirror] |
10 |
460 |
Campus
|
Codeforces |
|
Codeforces Round #317 [AimFund Thanks-Round] (Div. 1) |
10 |
461 |
Longest Increasing Subsequence
|
Codeforces |
|
Codeforces Round #315 (Div. 1) |
10 |
462 |
Listening to Music
|
Codeforces |
|
Codeforces Round #302 (Div. 1) |
10 |
463 |
Duck Hunt
|
Codeforces |
|
VK Cup 2015 - Round 3 (unofficial online mirror, Div. 1 only) |
10 |
464 |
Summer Dichotomy
|
Codeforces |
|
Codeforces Round #300 |
10 |
465 |
Landmarks
|
Codeforces |
|
VK Cup 2015 - Round 2 (unofficial online mirror, Div. 1 only) |
10 |
466 |
Berland Miners
|
Codeforces |
|
VK Cup 2015 - Round 2 (unofficial online mirror, Div. 1 only) |
10 |
467 |
ELCA
|
Codeforces |
|
Codeforces Round #275 (Div. 1) |
10 |
468 |
Dreamoon and Notepad
|
Codeforces |
|
Codeforces Round #272 (Div. 1) |
10 |
469 |
Meta-universe
|
Codeforces |
|
Bayan 2015 Contest Warm Up |
10 |
470 |
Banners
|
Codeforces |
|
Zepto Code Rush 2014 |
10 |
471 |
Tricky Password
|
Codeforces |
|
RCC 2014 Warmup (Div. 1) |
10 |
472 |
Mashmokh's Designed Problem
|
Codeforces |
|
Codeforces Round #240 (Div. 1) |
10 |
473 |
Two Rooted Trees
|
Codeforces |
|
Codeforces Round #236 (Div. 1) |
10 |
474 |
Three Arrays
|
Codeforces |
|
Codeforces Round #230 (Div. 1) |
10 |
475 |
Supercollider
|
Codeforces |
|
Rockethon 2014 |
10 |
476 |
Inna and Babies
|
Codeforces |
|
Codeforces Round #220 (Div. 2) |
10 |
477 |
Two Circles
|
Codeforces |
|
Codeforces Round #211 (Div. 2) |
10 |
478 |
Escaping on Beaveractor
|
Codeforces |
|
ABBYY Cup 3.0 - Finals (online version) |
10 |
479 |
Mystic Carvings
|
Codeforces |
|
Codeforces Round #180 (Div. 1) |
10 |
480 |
Sequence Transformation
|
Codeforces |
|
Codeforces Round #172 (Div. 1) |
10 |
481 |
Game with Two Trees
|
Codeforces |
|
Abbyy Cup 2.0 - Final (unofficial) |
10 |
482 |
Organizing a Race
|
Codeforces |
|
Codeforces Round #352 (Div. 1) |
10 |
483 |
New task
|
Codeforces |
|
Codeforces Round #407 (Div. 1) |
10 |
484 |
Red-Black Cobweb
|
Codeforces |
|
Codeforces Round #426 (Div. 1) |
10 |
485 |
ALT
|
Codeforces |
|
Codeforces Round #406 (Div. 1) |
10 |
486 |
Rap God
|
Codeforces |
|
Codeforces Round #406 (Div. 1) |
10 |
487 |
Arpa’s abnormal DNA and Mehrdad’s deep interest
|
Codeforces |
|
Codeforces Round #383 (Div. 1) |
10 |
488 |
Lada Malina
|
Codeforces |
|
Codeforces Round #433 (Div. 1, based on Olympiad of Metropolises)
|
10 |
489 |
Caramel Clouds
|
Codeforces |
|
Codeforces Round #426 (Div. 1) |
10 |