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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1710 Two Ends   115 3756 41.99
18
17
913 Query on a tree II   117 4384 20.71
24
21
1419 A Game with Numbers   118 11956 61.61
3
10
9948 Will it ever stop   119 17711 43.10
4
9
3410 Feynman   120 33895 57.54
4
6
7299 Multiples of 3   120 3676 23.38
20
17
1435 Vertex Cover   128 4024 34.08
15
18
12323 Minimum Knight moves !!!   129 7706 42.26
15
11
7742 Onotole needs your help   138 10045 41.02
4
11
39 Piggy-Bank   139 8080 35.45
14
16
4141 Euler Totient Function   144 11445 38.44
8
11
4560 The Double HeLiX   147 8782 37.59
11
10
370 Ones and zeros   149 4443 30.01
19
22
4033 Phone List   150 6831 31.37
16
14
11515 I AM VERY BUSY   151 8295 45.18
9
11
24 Small factorials   153 49419 29.68
15
9
302 Count on Cantor   154 12984 61.34
13
14
15 The Shortest Path   156 7469 24.11
17
12
3273 Order statistic set   157 3102 25.77
22
20
12471 DIE HARD   157 7854 39.09
12
14
9921 ABC Path   159 7378 21.78
15
12
54 Julka   163 22911 27.44
19
6
375 Query on a tree   163 5564 17.52
33
27
16487 Update the array !   164 4868 38.60
9
14
11814 Eko   170 14734 26.59
13
14
11 Factorial   174 58054 44.92
6
12
4300 Rectangles   174 26587 49.92
5
8
61 Brackets   175 5392 24.43
19
20
8001 Fibonacci Sum   177 6766 27.70
19
19
3442 The last digit   188 29297 26.94
9
8
5449 Seinfeld   188 9506 40.08
8
11
32 A Needle in the Haystack   193 10856 38.18
15
14
9861 Hotels Along the Croatian Coast   210 8853 41.57
10
12
10582 subarrays   215 9257 34.30
11
13
4580 ABCDEF   217 7778 29.20
14
16
1805 Largest Rectangle in a Histogram   222 8063 27.60
18
24
14932 Lowest Common Ancestor   230 7352 29.14
15
15
1716 Can you answer these queries III   232 10748 42.78
22
21
3266 K-query   237 5279 24.78
21
25
3946 K-th Number   237 5096 34.41
25
27
423 Assignments   242 4616 33.53
18
21
206 Bitmap   245 9355 27.97
15
16
97 Party Schedule   250 8807 36.13
14
16
345 Mixtures   254 8743 36.45
17
21
4 Transform the Expression   258 42805 49.20
12
11
740 Treats for the Cows   260 8476 42.60
13
14
14930 Princess Farida   273 11905 26.97
7
10
1 Life, the Universe, and Everything   297 213538 33.02
4
3
6219 Edit distance   305 13078 33.17
12
18
1021 Aibohphobia   307 10593 36.19
12
17

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