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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
32951 Ada and Substring   16 429 36.84
21
23
34923 Hack the Password   11 431 22.82
12
8
2853 Decode the Strings   5 432 39.64
15
17
17627 Family members   5 432 60.12
9
15
145 Aliens   2 435 30.00
34
42
26575 Grand Reward   9 435 59.06
16
8
11848 Power with Combinatorics   8 436 20.36
27
39
2737 Perfect Rhyme   5 437 16.99
27
26
2127 Rain   4 438 40.61
20
15
4038 Counting The Way of Bracket Replacement   7 440 38.68
26
21
8895 Power Crisis   3 442 33.89
17
13
8982 Representatives   20 442 31.50
17
16
11469 Balanced Cow Subsets   6 444 26.46
36
31
27196 Study Room   6 444 52.32
6
8
19568 Prime queries   10 445 22.89
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
6044 Minimum Diameter Circle   1 449 27.84
34
42
515 Collatz   1 450 43.13
1
5
3389 The Knights of the Round Circle   3 451 66.86
6
23
484 Fossil in the Ice   453 22.40
34
17
20063 Large subsequence Problem   20 453 42.16
10
14
14742 Building Bridges(HARD)   10 454 24.08
14
17
3388 Double Near Palindromes   1 456 34.21
17
17
287 Smart Network Administrator   3 458 23.71
23
28
6236 Matches   8 458 22.10
26
7
30755 Ada and GCD   21 458 21.95
27
15
3723 Snooker   5 459 50.51
9
27
7422 Escape from Jail Again   7 460 42.40
30
32
1673 Ambitious Manager   4 464 36.31
17
15
27367 Game of Squares   16 464 40.73
7
9
71 Tree   3 465 28.80
12
9
861 Counting inversions   7 465 19.98
34
29
14974 Foxling Feeding Frenzy   15 466 42.09
15
16
27225 Knight Move   12 466 30.10
15
14
34009 Counting Child   18 467 55.71
7
9
8073 The area of the union of circles   1 468 20.51
38
30
15561 Find Number Of Pair of Friends   11 469 32.15
23
21
14871 STUDENTS   10 475 48.76
8
14
1700 Traveling by Stagecoach   9 476 39.35
17
16
55 Jasiek   3 479 28.42
21
13
123 Paying in Byteland   2 479 46.72
6
17
8407 Candies and Milestones   2 480 21.94
6
23
4063 Sell Pigs   2 481 52.19
26
42
6041 Mountain Walking   3 481 42.72
9
1
12746 Colorful Circle (EASY)   5 483 20.99
28
23
14923 King Graffs Defense   20 484 25.48
26
30
7739 Sound   12 485 33.86
20
17
9686 Yummy Triangular Pizza   485 65.64
26
17

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