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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
279 Interesting number   26 814 24.07
19
24
1728 Common Permutation   26 4145 46.50
6
6
1840 Printer Queue   26 2858 47.47
14
9
4201 Coder Ratings   26 1384 35.98
15
18
4343 Empty Boxes   26 3548 66.08
2
13
7217 Training for final   26 2089 45.47
8
6
13384 Nice Binary Trees   26 1760 39.24
9
13
14543 Range Sum   26 955 38.31
11
12
16121 MODIFY SEQUENCE   26 2350 48.32
6
7
3107 Odd Numbers of Divisors   27 1042 18.26
22
22
3477 Baby   27 941 46.44
20
23
6168 Building Bridges   27 1637 26.01
11
17
8547 Euclids algorithm revisited   27 1383 23.01
19
22
9055 Most Frequent Value   27 711 23.24
15
22
10620 KNJIGE   27 1439 44.33
4
18
14887 Good Travels   27 443 28.45
26
25
15650 Dark roads   27 1377 36.33
10
10
27381 Emoticon   27 794 49.97
8
14
48 Glass Beads   28 3358 37.80
15
18
110 Fill the Cisterns   28 1400 31.31
21
20
3375 Stamps   28 13699 41.74
5
3
3380 Tourist   28 1026 38.50
19
31
7258 Lexicographical Substring Search   28 2050 21.69
23
19
9722 Insertion Sort   28 3826 30.68
12
12
10471 Aliens at the train, again!   28 811 45.00
16
16
12151 Pizzamania   28 2132 28.25
5
4
12612 Path of the righteous man   28 475 36.23
20
22
15267 FRIEND CIRCLE   28 1164 27.51
13
11
22268 Euler Totient Function Sieve   28 374 18.96
23
20
28306 Ada and Queue   28 2261 25.65
11
9
30690 Ada and Nucleobase   28 435 43.90
25
26
50 Invitation Cards   29 1716 43.00
16
18
3943 Nested Dolls   29 1217 23.61
19
26
4031 Mass of Molecule   29 2562 48.14
12
9
4206 Fast Maximum Matching   29 1950 29.17
22
19
6691 Picking Up Chicks   29 2187 32.15
11
18
8670 THE MAX LINES   29 8006 36.84
4
10
9820 Through the troops   29 1956 44.82
12
11
9942 Holiday Accommodation   29 1055 25.92
23
25
18941 True Friends   29 947 50.74
12
12
27269 Cube Numbers   29 604 30.74
9
11
27318 Primal Fear   29 1451 22.31
13
14
34020 Ada and Pet   29 625 26.83
13
19
1025 Fashion Shows   30 27534 46.37
3
3
2277 Silly Sort   30 833 54.46
17
27
3407 Candy   30 1357 42.63
11
19
3861 Laser Phones   30 1355 28.59
20
18
4082 BLAST   30 1743 51.61
8
16
4226 Japan   30 1742 23.25
16
19
4556 Think I will Buy Me a Football Team   30 2167 44.99
7
11

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