list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
15571 Difference   2 65 24.46
21
28
15914 Update Sub-Matrix & Query Sub-Matrix   2 70 33.54
23
28
17125 Thor vs Frost Giants   1 187 28.90
39
28
17711 Gopu and Create Collections Part Two   4 260 29.03
28
28
19722 Modular Tetration   3 32 70.64
28
28
22270 Periodic function, trip 2   3 33 53.57
23
28
24191 Eagle and Dogs   18 525 17.59
21
28
25396 A Terribly Grimm Problem   2 18 30.77
28
28
26045 GCD OF MATRIX (hard)   3 119 28.88
47
28
27218 Segmentation   6 35 41.50
23
28
27378 Legend of Heta   2 62 18.33
28
28
28450 Ada and Path   8 99 31.04
15
28
30828 Class Leader   3 184 12.80
23
28
32857 Angry Siam   3 54 33.76
28
28
34380 Even Semiprime Runs   4 22 63.74
28
28
34575 A New Task for Ibrahim   7 36 53.33
4
28
34742 Help Robin!!   13 8.47
28
28
36577 K-transfer journey   3 23 43.84
23
28
36653 Blind Escape II   3 8 59.26
23
28
15736 Breaking String   17 702 37.95
16
28
962 Intergalactic Map   2 563 23.39
19
28
2007 Another Very Easy Problem! WOW!!!   17 759 39.02
13
28
32961 Ada and Jobs   13 144 10.09
27
28
20644 Zero Query   17 631 19.69
29
28
4487 Can you answer these queries VI   25 1214 22.75
34
28
287 Smart Network Administrator   3 446 23.49
23
28
3975 Most Servings Meal   8 349 26.33
28
28
6286 Sum of products   10 363 36.61
19
28
6779 Can you answer these queries VII   16 1156 19.26
39
28
8217 XOR Maximization   47 1650 22.85
17
28
9577 Dynamic Tree Connectivity   12 549 27.92
29
28
13447 Crayon   10 109 26.11
25
28
375 Query on a tree   163 5554 17.53
33
27
3946 K-th Number   237 5083 34.40
25
27
709 The day of the competitors   38 1545 28.95
17
27
67 Cutting out   2 286 42.26
30
27
176 Sum of one-sequence   5 665 33.66
11
27
411 Number of quite different words   4 238 33.43
17
27
704 Remove The String   12 595 14.91
17
27
1470 Another Sequence Problem   3 186 24.42
43
27
2731 Inventing Test Data   3 375 28.19
14
27
3579 Disjoint Paths   4 311 20.67
24
27
3713 Primitive Root   6 592 30.41
15
27
4672 Yanu in Movie theatre   12 1676 45.12
2
27
4681 Twice   5 282 20.97
24
27
5298 Interval Challenge   4 135 16.52
24
27
6172 OAE   6 1151 41.73
11
27
7897 Skyline   11 855 32.41
13
27
8372 Triple Sums   6 337 26.09
21
27
10405 Shooting the balloons!   11 325 35.83
23
27

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