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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
3388 Double Near Palindromes   1 448 33.99
17
17
3389 The Knights of the Round Circle   3 444 67.25
6
23
3390 Tribe Council   1 57 22.07
34
34
3393 Knot or Not   6 13.56
3394 Lagrange’s Four-Square Theorem   4 530 45.99
1
9
3405 Almost Shortest Path   80 1668 31.59
22
21
3406 Bases   68 21.12
3407 Candy   30 1359 42.56
11
19
3408 DNA Sequences   47 1983 26.17
16
20
3409 Electricity   2 806 47.74
5
1
3410 Feynman   122 34229 57.52
4
6
3411 Pole Position   2 915 47.34
8
8
3412 Higgs Boson   48 18.93
3413 Traveling Shoemaker Problem   2 73 16.87
28
17
3414 Bora Bora   144 49.01
34
26
3415 Shrinking Polygons   231 18.92
3420 Falling Ice   7 24.14
3426 Ouroboros Snake   2 80 51.93
26
34
3436 Histogram   44 1512 44.38
19
22
3442 The last digit   190 29647 26.91
9
8
3459 SkyScrapers   3 360 38.60
17
17
3461 Song Contest   12 14.44
3462 The Skatepark´s New Ramps   10 32.65
3463 Robintron   6 22.22
3464 Clock   3 54 36.11
34
9
3465 Drive through MegaCity   23 25.16
3466 Another Longest Common Subsequence Problem   6 31.58
3476 Deposit   2 232 38.48
17
21
3477 Baby   28 948 46.55
21
24
3482 Alias   4 57.14
3483 Begin   4 11.11
3484 Crossbits   3 98 15.43
23
15
3485 Disputes   1 82 62.99
3486 Elimination   67 28.48
3488 The Top-Code   1 55 20.32
17
34
3490 Hidden Triangle   9 28.85
3492 Braille Transcription   -1 10 10.29
3495 The Nobel Thief   6 38.10
3505 Prime Number Theorem   25 1528 28.05
14
13
3533 Game on board   28 36.73
3543 Matrica   53 39.38
3544 Binary Search Tree   6 598 20.83
11
20
3545 Najkraci   6 183 28.78
28
34
3565 Choosing Gloves   3 84 22.88
17
34
3576 Boy Scouts   3 140 27.92
21
30
3577 Parity   3 77 19.52
17
34
3578 Hashing   1 39 11.76
34
34
3579 Disjoint Paths   4 312 20.65
24
27
3581 Tree Similarity   1 25 48.63
34
34
3582 Restaurant Tab   24 27.27

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