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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
484 Fossil in the Ice   434 22.09
34
17
18941 True Friends   29 935 50.64
12
12
707 Triple-Free Sets   1 161 40.60
34
34
35716 Trending GCD (Hard)   1 14 43.24
14156 Movie Theatre Madness   7 441 53.24
15
15
36199 Subset with all Digits   14 207 32.24
16
18
12436 The One-Dimensional Pool Table   1 57 40.87
1
34
26119 Revenge of Arjuna   1 16 25.55
17
17
8952 Catapult that ball   36 2753 26.24
12
12
207 Three-coloring of binary trees   16 873 35.92
20
17
32724 nth number   4 633 24.73
12
11
9459 Connecting three towns (variation)   1 52 25.50
17
34
15266 III Powers   4 124 64.34
20
22
34502 ZERO TRIPLET   12 77 15.72
17
14
1838 Ticket to Ride   79 39.69
15621 Tie the Rope   4 88 21.56
17
14
22441 Black and White Tiles   -1 29 45.35
13
9
2038 Rectangle Tiling   2 112 41.27
1
1
22530 Tinku got a job   16 16.67
13165 Totient in permutation (easy)   11 277 21.30
17
17
13166 Totient in permutation (medium)   17 50.10
13167 Totient in permutation (hard)   7 20.57
16033 Tip Top Game   17 1758 27.06
2
7
13829 Tjandra 19th birthday present (HARD)   2 36 38.02
39
23
13647 Tjandra 19th birthday (EASY)   1 68 42.08
1
1
21396 Taklu Kuddus   4 101 7.92
30
21
18170 Takeover Wars   1 15 21.36
1
34
2829 Time Limit Exceeded   3 244 21.00
34
34
14821 Traffic Lights   1 43 55.10
17
17
11956 Addicted   51 55.40
35075 Teleporters and Gems   3 47 53.33
17
17
40982 Teleporters and Gems II   3 33 19.02
1
1
13977 Thousands ByteMan March   3 24 43.36
34
34
26955 The Maximize Sum   8 256 24.36
13
14
400 To and Fro   89 23228 55.53
14
7
1161 Tic-Tac-Toe ( I )   20 3232 22.87
12
10
1162 Tic-Tac-Toe ( II )   6 2311 30.44
17
9
34183 Tower of Hanoi Movement - Hard   3 93 27.07
9
1
9034 Help Tohu   12 2275 45.20
5
23
9050 Tohu again   2 855 29.19
17
12
1472 Tom and Jerry   61 38.46
5103 Top 10   41 16.26
3488 The Top-Code   1 55 20.32
17
34
10424 To Poland   3 266 30.76
17
6
9185 TORNJEVI   10 213 33.05
26
26
6832 To Score or not to score   43 28.16
26301 Bits. Exponents and Gcd   4 122 40.43
21
26
51 Fake tournament   42 1786 27.31
18
19
3380 Tourist   28 1021 38.50
19
31
15074 Tourney   4 145 36.35
13
9

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