list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
14175 Power Factor Sum Sum (hard)   5 44 34.82
26
26
14823 Advanced Battleships   5 52 13.75
23
23
14977 Attack of the Bloons   5 370 45.80
9
9
15143 play with prime numbers (I)   5 35 17.68
23
23
15148 play with prime numbers (II)   5 35 20.83
28
23
15215 David and his Obsession   5 429 41.23
12
9
15439 Zombie Outbreak   5 75 22.86
21
21
15506 Helping Igor   5 102 34.84
15
12
15847 Equalize the Sectors   5 159 59.85
10
27
16034 Minimum Number   5 498 16.17
11
1
16134 Save the cows!   5 61 12.82
1
6
16282 Horace and his primes   5 263 40.98
27
27
16283 Treasure Island   5 136 24.94
17
15
16300 Playing with isosceles triangle   5 322 27.32
13
21
16409 Lopov   5 321 28.79
11
14
17406 Cheating a Boolean Tree   5 126 35.34
23
15
17559 Two Game   5 327 37.27
1
39
17627 Family members   5 432 60.12
9
15
17660 The Bridge to Home   5 122 36.19
23
34
17707 Constructible Regular Polygons   5 511 55.88
8
8
17731 Buying Integers   5 111 40.73
8
11
18917 Dukkar and Pikka   5 314 56.48
7
23
18932 Sum of primes (reverse mode)   5 23 17.53
45
45
18939 K-th smallest number   5 219 13.94
13
17
19224 Lights, Snakes and Cages   5 93 16.64
24
34
19957 GETTING AN AP   5 493 36.88
8
12
19975 Amazing Prime Sequence (hard)   5 97 44.55
39
45
19996 Moon Safari (medium)   5 83 40.94
24
34
20170 Coloring Segments   5 92 20.64
31
34
20654 Interesting Subset   5 97 23.84
11
14
20846 Interesting Selection   5 130 44.09
13
26
20970 Alia and Handsome Devil   5 399 30.65
17
12
21353 Avantgarde and Doughnut   5 23 44.87
23
31
21360 Suffix Equal Prefix   5 546 29.37
13
13
21414 Count The Indexes 2   5 45 19.13
37
24
21456 I Ken Bit Yu   5 117 30.96
9
21
21457 House Fence   5 158 28.28
9
21
21525 Red John is Back   5 318 53.38
6
17
21964 Golf Bot   5 85 36.36
34
27
22303 Mau-Mau   5 78 16.67
36
17
22531 Yo Yo Jagdish Singh   5 115 44.29
12
12
22535 String Play   5 46 42.62
21
21
22549 Divisors of factorial (extreme)   5 96 26.15
34
36
22553 Stack Overflow   5 136 26.56
12
10
23536 Front   5 163 26.00
10
15
23881 God of Nim   5 206 47.86
1
20
24772 Manipulate Dwarfs   5 143 30.95
20
20
25015 Subsequences with modulo   5 65 21.26
34
34
25048 Robot   5 82 25.91
23
28
25283 ChickenLove   5 192 18.69
15
20

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