list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
297 Aggressive cows   576 13057 38.68
16
22
2 Prime Generator   426 46591 15.53
16
14
346 Bytelandian gold coins   420 18333 26.36
12
12
394 Alphacode   391 15256 27.22
13
15
1043 Can you answer these queries I   381 8059 19.46
24
24
6256 Inversion Count   356 10560 32.28
16
18
5 The Next Palindrome   337 14027 10.18
25
19
8002 Horrible Queries   289 7355 29.25
20
19
3267 D-query   279 5726 30.92
19
23
1437 Longest path in a tree   264 10075 38.83
14
15
1436 Is it a tree   237 11557 33.83
11
10
1 Life, the Universe, and Everything   228 140233 33.13
3
3
3923 Philosophers Stone   223 9324 45.50
10
10
6219 Edit distance   219 10089 34.55
12
17
95 Street Parade   215 11848 31.81
14
11
1021 Aibohphobia   201 7754 35.45
11
16
1841 Prime Path   200 5458 62.95
18
17
740 Treats for the Cows   190 6632 42.91
13
14
14930 Princess Farida   187 7874 29.53
7
10
97 Party Schedule   186 6876 35.45
14
17
3377 A Bug’s Life   179 7295 26.57
13
13
206 Bitmap   168 6508 26.79
15
16
4 Transform the Expression   167 28403 48.97
12
11
9861 Hotels Along the Croatian Coast   161 6496 42.66
11
12
10582 subarrays   158 6143 36.83
11
13
1716 Can you answer these queries III   152 6017 54.18
22
21
4580 ABCDEF   151 5653 28.48
14
16
345 Mixtures   150 6155 39.67
16
20
61 Brackets   143 3973 24.59
19
20
423 Assignments   143 3246 33.28
18
22
1805 Largest Rectangle in a Histogram   142 4916 31.61
18
24
3266 K-query   139 2508 21.10
21
27
3946 K-th Number   137 2551 37.30
26
28
302 Count on Cantor   129 10759 63.25
13
14
8001 Fibonacci Sum   128 4858 28.75
19
20
14932 Lowest Common Ancestor   127 3694 34.52
13
14
16487 Update the array !   127 3493 39.38
9
14
4300 Rectangles   126 18048 51.89
4
8
11 Factorial   124 38044 45.90
5
12
54 Julka   119 15876 27.44
19
6
7742 Onotole needs your help   114 7739 38.61
4
12
32 A Needle in the Haystack   110 6458 37.40
14
13
5449 Seinfeld   110 6913 42.06
7
9
39 Piggy-Bank   107 5807 34.28
13
16
3442 The last digit   104 17532 28.52
9
9
24 Small factorials   103 31135 30.40
15
9
12471 DIE HARD   103 4466 44.18
10
12
4033 Phone List   102 4666 33.36
17
14
9921 ABC Path   102 4441 23.16
14
10
11515 I AM VERY BUSY   102 5100 48.19
9
11

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