list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
9971 Adventurous Chess Masters   20 44.85
10085 Palindromic DNA   1 20 29.76
11899 Queen Game   1 20 35.29
34
17
11901 Paths in a Tree   1 20 33.72
1
34
12413 Toward Infinity   20 37.80
16048 Help Rarity Collect Crystals   20 22.35
16208 Challenge Accepted   2 20 27.19
17
17
17624 Cooperation in geometry !   20 11.68
19037 Magical colorful cats (easy)   20 20.10
20971 Alia and Substrings   20 21.99
21155 Manoj and Fire   20 25.38
21597 The Hack   1 20 15.82
1
34
21962 GREAT SWERC   20 57.50
23530 Suffixes   1 20 25.61
17
17
30945 Non Coprime Sequences   2 20 21.08
50
50
31902 Paragliding Trip   1 20 33.71
17
34
33963 Ada and Palace Game   1 20 29.73
34301 Map Exploration Cost   2 20 35.38
17
17
34865 Scary Secret Diary   5 20 37.08
21
30
40469 Watching over the Mines of Moria   20 42.67
17
17
40945 Internet Spamming   4 20 28.93
17
17
2276 Partitions   1 19 10.76
34
34
5016 Guernica   19 51.06
6720 Paper Fold   19 13.01
7023 Cookies   19 36.00
7337 Shuffling   19 15.95
8449 Plotting functions (variation)   1 19 22.35
17
17
10574 Soccer Ceremony   19 39.44
11540 Training   19 43.14
11984 Dome of Circus   19 45.07
12240 Multinomial numbers   1 19 39.76
34
17
13948 Disjoint Subtrees   19 48.80
34
34
15568 Fire Extinguishers   19 45.28
15575 Kangaroos   1 19 27.27
15671 Product of factorials (medium)   1 19 30.17
34
1
16177 Hashcodes and primes   2 19 44.26
17
17
16956 Encoded Coordinates   1 19 33.33
17
34
17258 Yungom   19 33.33
18531 Barrelrider   1 19 55.56
17
17
20563 Minion Circle   19 32.97
20635 Dortmund Dilemma   1 19 44.44
17
34
21353 Avantgarde and Doughnut   5 19 45.90
21
34
21967 City Park   19 38.36
31979 Ada and Party   3 19 60.94
26
17
32302 Ada and Replant   1 19 24.00
50
34
33126 Ada and Lemon 1   19 46.15
1456 The Secret of a Lost City   18 35.29
17
17
1726 Exchange   18 6.52
2485 Phone Lines   18 16.94
7152 Boundary 2003   1 18 14.87
34
1

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