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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
14742 Building Bridges(HARD)   10 454 24.08
14
17
484 Fossil in the Ice   453 22.40
34
17
20063 Large subsequence Problem   20 453 42.16
10
14
3389 The Knights of the Round Circle   3 451 66.86
6
23
515 Collatz   1 450 43.13
1
5
6044 Minimum Diameter Circle   1 449 27.84
34
42
19568 Prime queries   10 447 22.90
27
21
2128 K-In-A-Row   6 446 33.76
17
11
12978 SHAPE GAME   3 446 37.75
1
5
14156 Movie Theatre Madness   8 446 53.30
15
17
11469 Balanced Cow Subsets   6 445 26.49
36
31
27196 Study Room   6 444 52.32
6
8
4038 Counting The Way of Bracket Replacement   7 442 38.74
26
21
8895 Power Crisis   3 442 33.89
17
13
8982 Representatives   20 442 31.50
17
16
2127 Rain   4 438 40.61
20
15
2737 Perfect Rhyme   5 437 16.99
27
26
11848 Power with Combinatorics   8 436 20.36
27
39
145 Aliens   2 435 30.00
34
42
26575 Grand Reward   9 435 59.06
16
8
2853 Decode the Strings   5 432 39.64
15
17
17627 Family members   5 432 60.12
9
15
34923 Hack the Password   11 431 22.82
12
8
32951 Ada and Substring   16 430 36.86
21
23
15215 David and his Obsession   5 429 41.23
12
9
17955 Lalith Dosa   9 428 26.25
12
23
1874 Burrows Wheeler Precompression   1 427 34.11
17
26
4273 Train TimeTable   7 426 34.14
14
8
362 Ignore the Garbage   1 425 43.75
1
17
7155 Test   10 425 19.37
34
27
25584 Factorial Modulo   25 425 24.95
10
15
28265 Ada and Rain   15 425 55.36
10
14
18245 Maggu and Triangles   -1 423 31.50
1
17
25773 Bit Difference   19 422 34.96
16
20
59 Bytelandian Information Agency   2 421 19.64
17
23
1434 Equation   5 421 33.46
21
26
999 Generalized Matrioshkas   420 32.59
1802 Edge   3 420 59.75
5
9
4350 Giá trị lớn nhất 3   15 419 23.50
28
20
10958 Vero Dominoes   3 419 45.30
1
23
25478 Hugo s homework   8 419 49.13
9
5
8985 Line up   19 418 51.78
16
17
9104 Match the words   3 418 50.39
9
17
13626 Charu and Coin Distribution   7 418 41.26
10
20
4454 Brackets II   8 417 36.21
26
24
15569 Antisymmetry   2 417 40.80
17
34
17309 Operation Bits   1 417 57.36
11
11
31221 Zen And His Crush   13 416 67.17
8
11
1329 Matrix   6 414 17.21
28
26
8372 Triple Sums   6 413 27.33
21
27

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