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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
9569 Sum of Pairwise Products   6 826 31.36
4
12
6042 Another Box Problem   10 830 49.87
6
17
8496 No Squares Numbers   18 831 34.81
19
15
5652 Snow White and the N dwarfs   31 833 21.23
21
31
4235 Wandering Queen   25 835 15.16
23
19
899 Ws Cipher   6 837 38.33
14
15
1706 Queens, Knights and Pawns   4 837 33.10
17
9
3587 Prime Again   11 839 16.25
20
15
8351 KOSARK   8 841 42.62
12
5
32944 Ada and Friends   13 841 38.75
10
7
9652 Robots on a grid   21 845 19.50
17
13
16554 Linearian Colony   12 845 42.72
11
12
7487 Flibonakki   15 849 29.57
21
28
30669 Ada and Trip   34 854 30.39
14
11
1787 Run Length Encoding   7 855 19.61
15
4
7897 Skyline   11 855 32.41
13
27
9050 Tohu again   2 855 29.19
17
12
12245 Natalia Plays a Game   11 859 43.92
12
13
1871 Making A Budget   15 866 48.46
13
15
18598 Encode Message   13 866 63.53
11
5
207 Three-coloring of binary trees   16 873 35.92
20
17
687 Repeats   1 873 25.38
34
42
18284 Petya and the Road Repairs   59 875 24.01
19
22
35276 Smallest on the Stack   20 876 15.19
10
13
6450 PP numbers   10 877 41.73
10
6
116 Intervals   5 885 22.34
21
24
390 Billiard   2 886 54.38
13
17
344 Poker   3 891 37.48
17
9
703 Mobile Service   6 892 21.36
24
28
13805 X-MEN   16 892 27.53
17
19
12262 Mirror Strings !!!   9 896 33.11
16
17
7423 File Recover Testing   17 899 35.32
7
11
17113 Finding the Tesserect   13 899 37.12
11
16
15995 Self Numbers   16 900 38.28
12
6
530 Divisors 2   10 901 52.43
12
16
2742 Summing Sums   17 904 19.15
16
23
3605 Minimum Rotations   14 904 19.01
14
20
12183 Help the Commander in Chief   46 905 28.99
15
16
11604 The return of the Cake   2 908 27.68
1
6
3411 Pole Position   2 910 47.49
8
8
13643 BATMAN3   9 910 41.61
11
12
21615 Playing with GCD   21 910 34.97
12
14
13046 The Glittering Caves of Aglarond   6 911 34.83
5
12
1677 Halloween treats   6 912 39.97
17
22
9973 Problem Set Score   4 914 39.50
12
17
13096 Amr Samir   5 914 31.04
9
10
4565 What is your Logo   3 916 45.94
1
13
8422 Maximum Profit   4 916 52.97
9
6
1681 Cylinder   2 918 38.28
9
26
5640 Fractions on Tree   6 918 61.77
14
21

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