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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
18164 Atoms in the Lab   32 3797 25.74
8
5
1754 Divisor Summation (Hard)   31 1125 15.51
22
21
5652 Snow White and the N dwarfs   31 829 21.20
21
31
6285 Another Game With Numbers   31 1217 30.48
11
12
8725 Closest Point Pair   31 1843 20.18
19
21
9012 Maximum Self-Matching   31 647 45.82
24
29
10108 Distributing Ballot Boxes   31 1149 36.24
12
16
10565 Alice Sieve   31 5006 53.33
2
7
11371 Answer the boss!   31 1129 34.89
15
15
13381 Manku Word   31 2096 46.95
13
15
18185 Give Away   31 1008 22.22
20
18
25967 Social Network Community   31 974 31.38
10
12
1025 Fashion Shows   30 27503 46.37
3
3
2277 Silly Sort   30 805 54.81
17
27
3407 Candy   30 1357 42.64
11
19
3861 Laser Phones   30 1355 28.59
20
18
4082 BLAST   30 1742 51.60
8
16
4226 Japan   30 1742 23.26
16
19
4556 Think I will Buy Me a Football Team   30 2167 44.99
7
11
5976 Traversing Grid   30 3704 58.48
6
10
9199 Circular Track   30 3336 40.26
7
14
30734 Ada and Orange Tree   30 359 23.84
22
21
50 Invitation Cards   29 1714 43.03
16
18
3943 Nested Dolls   29 1217 23.61
19
26
4031 Mass of Molecule   29 2560 48.13
12
9
4206 Fast Maximum Matching   29 1948 29.17
22
19
6691 Picking Up Chicks   29 2184 32.13
11
18
8670 THE MAX LINES   29 8006 36.84
4
10
9820 Through the troops   29 1952 44.86
12
11
9942 Holiday Accommodation   29 1055 25.92
23
25
18941 True Friends   29 935 50.64
12
12
27269 Cube Numbers   29 604 30.74
9
11
27318 Primal Fear   29 1435 22.37
13
14
34020 Ada and Pet   29 622 26.84
13
19
110 Fill the Cisterns   28 1398 31.30
21
20
3375 Stamps   28 13685 41.74
5
3
3380 Tourist   28 1021 38.50
19
31
7258 Lexicographical Substring Search   28 2042 21.67
23
19
9722 Insertion Sort   28 3824 30.68
12
12
10471 Aliens at the train, again!   28 811 45.00
16
16
12151 Pizzamania   28 2132 28.24
5
4
12612 Path of the righteous man   28 474 36.21
20
22
15267 FRIEND CIRCLE   28 1139 27.76
13
11
22268 Euler Totient Function Sieve   28 373 18.94
23
20
28306 Ada and Queue   28 2257 25.66
11
9
30690 Ada and Nucleobase   28 430 43.80
25
26
48 Glass Beads   27 3350 37.78
15
17
3107 Odd Numbers of Divisors   27 1039 18.24
22
22
3477 Baby   27 941 46.44
20
23
6168 Building Bridges   27 1637 26.01
11
17

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