list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
297 Aggressive cows   867 20547 37.95
16
22
2 Prime Generator   549 58583 15.75
16
14
1043 Can you answer these queries I   537 10228 20.39
25
24
394 Alphacode   536 18476 27.09
14
15
346 Bytelandian gold coins   521 22401 25.55
11
12
6256 Inversion Count   487 12932 32.87
16
18
5 The Next Palindrome   432 16310 10.33
25
18
3267 D-query   388 8049 33.42
19
23
1437 Longest path in a tree   370 13999 40.89
13
14
8002 Horrible Queries   367 9255 30.24
20
18
1436 Is it a tree   315 15538 35.46
10
10
3377 A Bug’s Life   307 11225 28.26
12
13
1841 Prime Path   300 7880 61.77
19
18
95 Street Parade   299 15005 30.55
14
11
1021 Aibohphobia   289 9387 36.31
12
17
6219 Edit distance   289 11692 34.76
12
18
3923 Philosophers Stone   286 11030 45.58
9
11
1 Life, the Universe, and Everything   272 169826 33.61
3
3
14930 Princess Farida   258 9829 29.05
7
10
740 Treats for the Cows   253 7707 43.68
13
14
4 Transform the Expression   236 34305 49.52
12
11
97 Party Schedule   236 7875 35.96
14
16
345 Mixtures   227 7558 38.96
16
21
206 Bitmap   226 7677 27.65
15
16
423 Assignments   209 3947 34.63
18
22
1716 Can you answer these queries III   206 7423 53.97
22
21
3946 K-th Number   204 3489 40.04
26
28
4580 ABCDEF   202 6778 29.46
14
16
1805 Largest Rectangle in a Histogram   201 6268 30.95
18
24
9861 Hotels Along the Croatian Coast   198 7651 43.50
11
12
3266 K-query   197 3617 23.49
21
26
10582 subarrays   197 7577 37.81
11
13
14932 Lowest Common Ancestor   194 5342 34.12
14
14
5449 Seinfeld   178 8509 41.32
8
11
3442 The last digit   173 21730 28.45
9
8
61 Brackets   169 4587 24.84
18
20
8001 Fibonacci Sum   162 5821 28.95
19
20
4300 Rectangles   160 21000 51.62
4
8
16487 Update the array !   160 4208 40.77
9
14
11 Factorial   157 44727 45.99
5
12
32 A Needle in the Haystack   157 7838 38.59
14
13
54 Julka   153 17954 27.20
19
6
302 Count on Cantor   149 11515 63.10
13
14
24 Small factorials   145 36847 30.29
15
9
375 Query on a tree   142 4463 22.29
33
28
3273 Order statistic set   140 2760 28.06
22
20
9921 ABC Path   138 5492 23.36
14
11
11515 I AM VERY BUSY   138 6877 48.72
9
11
15 The Shortest Path   137 5542 23.68
16
12
370 Ones and zeros   137 3905 30.02
20
22

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