list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
3388 Double Near Palindromes   1 456 34.21
17
17
3389 The Knights of the Round Circle   3 451 66.86
6
23
3390 Tribe Council   1 63 21.41
34
34
3393 Knot or Not   10 16.67
3394 Lagrange’s Four-Square Theorem   4 532 46.08
1
9
3405 Almost Shortest Path   79 1713 31.36
22
21
3406 Bases   72 20.81
3407 Candy   31 1369 42.63
12
20
3408 DNA Sequences   47 1991 26.13
16
20
3409 Electricity   2 811 47.73
5
1
3410 Feynman   122 34525 57.48
4
6
3411 Pole Position   2 920 47.42
8
8
3412 Higgs Boson   52 19.09
3413 Traveling Shoemaker Problem   1 77 17.32
26
17
3414 Bora Bora   148 49.39
34
26
3415 Shrinking Polygons   1 237 19.53
17
34
3420 Falling Ice   7 12.50
3426 Ouroboros Snake   2 86 52.26
26
34
3436 Histogram   44 1546 44.27
19
22
3442 The last digit   190 30112 26.98
9
8
3459 SkyScrapers   3 375 38.37
17
17
3461 Song Contest   16 15.74
3462 The SkateparkĀ“s New Ramps   11 12.26
3463 Robintron   8 22.06
3464 Clock   3 66 36.47
34
9
3465 Drive through MegaCity   24 20.97
3466 Another Longest Common Subsequence Problem   6 5.66
3476 Deposit   2 235 38.24
17
21
3477 Baby   28 955 46.67
21
24
3482 Alias   7 31.82
3483 Begin   4 7.94
3484 Crossbits   3 99 15.25
23
15
3485 Disputes   1 86 63.75
3486 Elimination   75 30.31
3488 The Top-Code   1 60 21.73
17
34
3490 Hidden Triangle   12 26.87
3492 Braille Transcription   16 14.16
17
17
3495 The Nobel Thief   14 51.52
3505 Prime Number Theorem   25 1538 28.13
14
13
3533 Game on board   26 31.14
3543 Matrica   56 39.90
3544 Binary Search Tree   6 611 21.01
11
20
3545 Najkraci   6 188 28.92
28
34
3565 Choosing Gloves   3 89 23.25
17
34
3576 Boy Scouts   3 145 28.31
21
30
3577 Parity   3 83 19.98
17
34
3578 Hashing   1 43 12.06
34
34
3579 Disjoint Paths   4 318 20.79
24
27
3581 Tree Similarity   1 26 37.66
34
34
3582 Restaurant Tab   24 21.90

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