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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
9948 Will it ever stop   118 17700 43.11
4
9
3410 Feynman   120 33863 57.53
4
6
7299 Multiples of 3   120 3671 23.37
20
17
1435 Vertex Cover   128 4016 34.07
15
18
12323 Minimum Knight moves !!!   128 7662 42.25
15
11
7742 Onotole needs your help   138 10041 41.01
4
11
39 Piggy-Bank   139 8070 35.44
14
16
4141 Euler Totient Function   144 11421 38.42
8
11
4560 The Double HeLiX   146 8777 37.58
12
10
370 Ones and zeros   149 4440 30.00
19
22
4033 Phone List   149 6798 31.33
16
14
11515 I AM VERY BUSY   151 8281 45.21
9
11
24 Small factorials   153 49324 29.70
15
9
302 Count on Cantor   154 12979 61.33
13
14
15 The Shortest Path   156 7460 24.12
17
12
3273 Order statistic set   157 3100 25.77
22
20
12471 DIE HARD   157 7845 39.09
12
14
9921 ABC Path   159 7349 21.80
15
12
54 Julka   162 22883 27.43
19
6
375 Query on a tree   163 5552 17.54
33
27
16487 Update the array !   164 4855 38.57
9
14
11814 Eko   170 14624 26.56
13
14
11 Factorial   174 57960 44.92
6
12
4300 Rectangles   174 26565 49.93
5
8
61 Brackets   175 5387 24.44
19
20
8001 Fibonacci Sum   177 6760 27.70
19
19
3442 The last digit   188 29253 26.95
9
8
5449 Seinfeld   188 9504 40.07
8
11
32 A Needle in the Haystack   192 10817 38.16
15
13
9861 Hotels Along the Croatian Coast   210 8847 41.57
10
12
10582 subarrays   215 9244 34.31
11
13
4580 ABCDEF   216 7773 29.19
14
16
1805 Largest Rectangle in a Histogram   222 8048 27.59
18
24
14932 Lowest Common Ancestor   230 7314 29.17
15
15
1716 Can you answer these queries III   232 10715 42.76
22
21
3266 K-query   237 5261 24.77
21
25
3946 K-th Number   237 5079 34.39
25
27
423 Assignments   242 4611 33.53
18
21
206 Bitmap   245 9326 27.95
15
16
97 Party Schedule   250 8794 36.12
14
16
345 Mixtures   254 8724 36.47
17
21
4 Transform the Expression   258 42737 49.19
12
11
740 Treats for the Cows   260 8471 42.61
13
14
14930 Princess Farida   273 11890 26.96
7
10
1 Life, the Universe, and Everything   297 213164 33.02
4
3
6219 Edit distance   305 13071 33.17
12
18
1021 Aibohphobia   307 10581 36.18
12
17
3923 Philosophers Stone   308 12584 43.45
10
11
95 Street Parade   317 18090 28.96
14
11
1436 Is it a tree   336 20332 35.18
10
10

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