list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
3902 Fight with functions   3 20 6.55
42
34
5911 Square-free Integers Factorization   1 20 39.51
17
34
8583 Garden   1 20 63.89
17
34
9971 Adventurous Chess Masters   20 36.88
10085 Palindromic DNA   1 20 29.76
11899 Queen Game   1 20 35.29
34
17
12413 Toward Infinity   20 37.80
13809 ISRANK   1 20 33.54
50
50
16048 Help Rarity Collect Crystals   20 22.35
16208 Challenge Accepted   2 20 27.43
17
17
17624 Cooperation in geometry !   20 11.79
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 26.25
17
17
26119 Revenge of Arjuna   1 20 27.46
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 35.66
17
17
34865 Scary Secret Diary   5 20 37.08
21
30
36387 Honest Rectangle   1 20 32.46
17
34
40945 Internet Spamming   4 20 29.17
17
17
41215 Diamonds   20 16.44
1270 Paint By Numbers   21 20.96
1454 Memory Distribution   21 16.76
34
17
1810 Nuclear Plants   21 13.83
2833 Super Dice Game   1 21 10.00
17
34
5300 Mexican Standoff   21 23.19
6299 Move Marbles   1 21 6.39
17
34
6981 The Least Number   21 31.91
7389 Rating Hazard   21 21.10
9489 Johny Hates Math   21 16.92
9751 Repairing Roads   1 21 11.34
17
34
10800 GAME   21 12.64
11355 SQUARE TO SQUARE   21 17.74
11576 A Famous King’s Trip   21 9.79
11834 DOJO Corridor II   2 21 33.54
42
34
13815 India in Box   21 14.16
14031 Spring Primality   21 25.26
14957 Chinese game   21 21.97
14980 MVP   3 21 44.44
17
12
15432 Distributing V-Energy   -1 21 48.28
17
34
18932 Sum of primes (reverse mode)   5 21 17.19
45
45
19216 Super Mario Revisited   6 21 7.23
20
23
20926 Special Numbers (Reverse and Add)   1 21 12.83
26
26
21644 Walls   1 21 34.94
17
34
23737 Ogledala   1 21 36.08
34
17

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