list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
8284 Weighted Sum   6 511 17.86
9
13
8349 BRODOVI   6 608 43.98
21
17
8372 Triple Sums   6 348 26.04
21
27
8505 Nacci Fear   6 318 40.34
24
21
8598 Traverse through the board   6 647 54.31
10
11
8747 Substrings II   6 145 10.58
34
30
8758 Cover the string   6 220 23.32
14
17
9842 Yet Another Fancy Game   6 236 22.91
7
32
9964 Fibonacci vs Polynomial   6 126 40.67
24
34
10186 Divisor Digits   6 1282 30.89
8
12
10415 Dracula   6 140 21.71
20
22
10596 Monkey and apples   6 162 17.41
30
17
10730 Michel and the championship   6 115 11.30
9
9
11469 Balanced Cow Subsets   6 369 24.06
37
34
11695 A Summatory (HARD)   6 96 30.17
31
29
11933 DIAGONAL   6 949 24.36
12
12
12244 Natalia Has Another Problem   6 110 46.60
17
14
13041 The Black Riders   6 192 39.84
17
34
13046 The Glittering Caves of Aglarond   6 915 34.87
5
12
13076 Slikar   6 222 31.91
17
10
13363 WIND VANE   6 391 31.39
17
17
13881 FUN WITH LETTERS   6 231 29.42
13
26
15149 play with prime numbers (III)(hard )   6 27 48.63
34
28
15190 MAXIMUM RARITY   6 84 33.74
28
34
15728 The Sierpinski Fractal   6 112 26.88
13
9
16046 Help Professor   6 396 47.25
8
15
16063 Hackers   6 59 21.54
48
48
16244 Kusac   6 405 36.15
14
21
16248 Clones   6 579 44.11
3
4
16778 Sir and the Guitar   6 146 54.35
4
5
16825 Divisors   6 87 17.64
20
24
17150 Palin Square   6 113 31.76
21
30
18243 Maggu and Strings   6 593 33.11
4
1
18283 Maggu and Cuteness of Strings   6 167 40.07
13
13
18457 Very Friends   6 242 27.74
11
30
18465 A Subtle Surf   6 201 43.17
14
11
19216 Super Mario Revisited   6 21 7.23
20
23
20173 Counting Divisors (square)   6 434 21.70
26
36
20174 Counting Divisors (cube)   6 359 34.78
17
41
20977 Car Game   6 38 39.73
15
15
20985 Archipelago   6 103 62.50
11
4
20986 Hypertubes   6 43 42.57
20
23
21092 DRAW TABLE   6 44 54.07
17
1
21104 Jarin Loves New Task   6 44 37.28
21
21
21177 Distracted judges   6 320 44.67
13
17
21284 Can You Make It Empty 3   6 94 31.09
15
20
21643 Unhappy Numbers   6 45 36.75
31
31
21692 CURD PRODUCERS   6 527 42.06
15
11
22560 Valid Path   6 60 37.60
6
8
23875 Another Version of Inversion   6 63 30.57
21
21

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