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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1710 Two Ends   115 3760 41.98
18
17
913 Query on a tree II   117 4485 20.69
23
21
1419 A Game with Numbers   118 12010 61.54
3
10
9948 Will it ever stop   119 17789 43.08
4
9
7299 Multiples of 3   120 3687 23.42
20
17
3410 Feynman   122 34171 57.51
4
6
1435 Vertex Cover   128 4058 34.11
15
18
12323 Minimum Knight moves !!!   132 8028 42.25
15
11
7742 Onotole needs your help   138 10086 41.04
4
11
39 Piggy-Bank   140 8117 35.46
14
16
4141 Euler Totient Function   145 11614 38.60
8
11
4560 The Double HeLiX   147 8834 37.57
12
10
370 Ones and zeros   149 4462 30.03
19
22
4033 Phone List   151 7011 31.56
16
14
11515 I AM VERY BUSY   151 8387 45.17
9
11
24 Small factorials   154 50091 29.64
15
9
302 Count on Cantor   155 13010 61.30
13
14
15 The Shortest Path   156 7545 24.09
17
12
12471 DIE HARD   157 7909 38.90
12
14
3273 Order statistic set   159 3144 26.00
22
20
9921 ABC Path   160 7535 21.77
15
12
54 Julka   163 23078 27.48
19
6
375 Query on a tree   164 5635 17.55
33
27
16487 Update the array !   165 4913 38.62
9
14
11814 Eko   171 15454 26.59
13
13
11 Factorial   174 58769 44.93
6
12
61 Brackets   175 5437 24.42
19
20
4300 Rectangles   175 26751 49.92
5
8
8001 Fibonacci Sum   179 6836 27.74
19
19
5449 Seinfeld   188 9521 40.06
8
11
3442 The last digit   189 29541 26.92
9
8
32 A Needle in the Haystack   194 11035 38.24
15
14
9861 Hotels Along the Croatian Coast   211 8917 41.64
10
12
10582 subarrays   215 9322 34.31
11
13
4580 ABCDEF   218 7819 29.22
14
16
1805 Largest Rectangle in a Histogram   226 8275 27.86
18
23
14932 Lowest Common Ancestor   232 7538 29.15
15
15
1716 Can you answer these queries III   234 11182 43.07
22
21
3946 K-th Number   238 5309 34.69
25
27
423 Assignments   242 4697 33.53
18
21
3266 K-query   242 5502 24.92
21
25
206 Bitmap   245 9455 28.07
15
16
97 Party Schedule   251 8854 36.18
14
16
345 Mixtures   256 8875 36.39
17
21
4 Transform the Expression   258 43248 49.24
12
11
740 Treats for the Cows   261 8526 42.64
13
14
14930 Princess Farida   274 12009 26.96
7
10
1 Life, the Universe, and Everything   300 216562 33.05
4
3
6219 Edit distance   306 13122 33.18
12
18
3923 Philosophers Stone   308 12673 43.45
10
11

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