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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
6978 Check 1324   4 96 23.09
17
17
7019 Zig-Zag rabbit   4 587 36.89
23
17
7101 Charly And Nito   4 303 36.82
13
17
7107 G Key   4 81 45.79
30
1
7363 Tree Sum   4 149 33.90
45
50
7425 Hackers   4 166 31.38
26
17
7486 Rooks   4 226 28.49
9
13
7602 New Game with a Chess Piece   4 215 30.70
17
34
7685 Flowers   4 306 30.06
15
24
7973 Sometimes, a penalty is good!   4 1196 29.41
5
5
8374 PARKET   4 1836 56.11
3
4
8392 Youtube   4 225 22.61
6
17
8422 Maximum Profit   4 916 52.97
9
6
8424 Life Game   4 156 53.17
13
5
8442 Problem 3   4 713 54.10
4
12
8507 Party Switching   4 244 28.84
6
6
8550 Longest Square Factor   4 67 19.29
21
34
8596 Wood, Axe and Grass   4 512 57.51
17
11
8750 Wordplay   4 91 26.21
17
34
8786 The Longest Chain of Domino Tiles   4 291 32.49
17
12
8793 Separate Points   4 122 23.97
17
17
9042 HQNP Incomputable   4 45 33.55
1
9
9122 Diary   4 1058 35.62
12
3
9759 GO   4 98 48.64
12
6
9973 Problem Set Score   4 914 39.50
12
17
10080 Lawn Mower   4 228 52.22
12
6
10237 Goblin Wars   4 404 25.94
26
21
10446 Sicrano   4 504 23.55
17
13
10463 COUNT PAREN   4 193 61.04
20
21
10464 Reverse Engineering   4 137 48.53
17
28
10466 Enough of analyzing, let’s play   4 248 44.84
17
24
10568 Graph Cut   4 104 37.71
9
9
10570 Longest Common Substring   4 760 28.61
31
31
10643 The Nerd Factor   4 203 47.01
1
14
10677 Joseph’s Problem   4 141 48.61
17
30
10802 Sum of Tetranacci numbers   4 262 38.84
27
21
10820 Obsession   4 32 23.98
39
39
10931 Online Bridge Searching   4 90 35.30
34
34
11102 SelfDescribingSequenceProblem   4 817 47.54
12
6
11300 Fun with numbers   4 293 35.55
11
17
11494 Hard Launching   4 1625 59.23
6
6
11613 Aho-Corasick Trie   4 47 10.32
34
21
11909 C You and Me   4 86 45.38
21
21
11962 Arya Rage   4 322 42.43
17
26
12357 Subset and upset (HARD)   4 127 42.07
21
21
12579 Search Insert Delete   4 87 9.61
30
11
12660 Co-Prime   4 233 25.58
9
17
12714 Fatawy   4 144 25.38
13
5
13376 The new President   4 381 31.03
11
11
13529 Special Graph   4 79 12.21
37
30

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