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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
27248 Funny Modular Sequence   7 84 35.36
15
20
27261 Matrices with XOR property   8 68 20.91
20
24
27267 Changus Final Battle   8 266 54.72
6
16
27268 Count Subsets   19 222 45.65
10
22
27269 Cube Numbers   29 615 30.99
9
11
27301 2D arrays with XOR property   4 18 32.00
23
39
27303 Count Doubles   3 629 34.48
7
5
27307 Alternating Sequences   62 2127 32.62
8
9
27308 One more weird game   10 402 55.38
3
8
27313 Number of Binary Trees   6 81 45.96
17
26
27317 Number of score sequences   8 84 48.54
14
19
27318 Primal Fear   31 1755 22.01
13
13
27319 Mangu Numbers   11 115 36.08
19
23
27320 Card Game   13 359 38.80
9
14
27321 Increasing numbers   17 587 23.86
13
19
27337 LIS and tree   1 42 29.06
34
26
27339 Queue of Soldiers   16 44.23
27340 Terrorists   2 21 23.49
34
34
27341 Jumping Joey   1 6 18.42
34
17
27342 Automatic Scholarship Calculation   2 18 44.62
17
17
27367 Game of Squares   16 464 40.73
7
9
27369 Gupta ji Birthday !!   9 128 32.68
19
19
27375 Garden of Mangu   6 87 46.18
19
19
27377 Bono v3   3 65 20.93
17
26
27378 Legend of Heta   3 69 18.56
30
30
27379 Unique Code   22 130 19.74
21
21
27380 Painting Hat   6 257 47.56
11
12
27381 Emoticon   27 865 49.86
8
14
27429 Changu Mangu in a Football Team   3 83 20.19
1
34
27433 Divisible Fibonacci Numbers   1 29 29.33
17
34
27450 Changu with subsequences   8 38 36.31
17
24
27483 Counting Words   4 49 49.60
17
21
27484 Zeros in Fibonacci period   2 14 39.08
1
50
27487 Police Men   10 308 44.21
14
14
27491 Bidding Game   10 27.84
27493 Even Frequency   7 72 29.59
21
30
27494 Happiness   1 9 14.78
50
50
27496 Again Eid Salami   3 129 45.57
23
34
27497 Binary Protean Number   6 144 45.38
11
16
27498 Votka and String   3 83 33.53
26
21
27519 Zeros of the fundamental Fibonacci period   -1 13 21.50
50
50
27520 Laser   5 43 19.94
17
17
27521 Domino's effect   1 15 31.43
1
9
27561 Greatest Common Divisor Of Three Integers   12 1749 40.34
1
2
27683 Inquire   12 764 54.72
6
4
27942 Product it again   6 149 33.08
24
20
28009 Balance the parentheses   19 20.54
28079 Maximum Child Sum   6 106 23.43
30
30
28163 OR   11 130 22.10
20
20
28164 Cats Invitation   7 84 28.90
21
15

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