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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
15555 Check the coprimeness   23 3244 50.21
3
5
2412 Arranging Amplifiers   18 3242 27.33
7
16
41 Play on Words   42 3235 19.39
21
24
7150 Palindrome 2000   57 3225 27.31
14
14
3883 LATGACH3   55 3179 56.52
10
20
3273 Order statistic set   159 3177 26.12
22
20
5450 Tiles of Tetris, Not!   15 3176 35.97
4
5
381 106 miles to Chicago   50 3170 36.53
15
14
7757 Flowers Flourish from France   12 3158 53.04
7
2
10707 Count on a tree II   67 3132 19.17
31
30
11516 VALIDATE THE MAZE   64 3103 32.12
11
8
8132 Street Trees   33 3074 46.94
6
11
100 Tower of Babylon   44 3066 50.47
19
21
96 Shopping   46 3061 44.12
15
11
372 The Benefactor   48 3052 35.43
12
13
739 The Moronic Cowmpouter   19 3052 50.62
11
15
6 Simple Arithmetics   11 3033 12.15
30
9
1418 The Cats and the Mouse   55 2971 33.70
10
12
1002 Uncle Jack   13 2964 39.66
9
8
8952 Catapult that ball   34 2947 26.17
12
12
4564 Chop Ahoy! Revisited!   55 2943 50.84
12
14
9756 Alaska   24 2927 35.81
5
3
263 Period   55 2908 39.78
12
17
1840 Printer Queue   26 2898 47.65
14
9
4110 Fast Maximum Flow   48 2885 34.23
25
22
11404 Save Thy Toys   70 2813 30.16
12
15
18150 SHAKTIMAN AND KILWISH   25 2805 63.66
3
9
6818 Capital City   93 2795 39.05
20
20
43 Copying Books   45 2787 25.62
19
19
3871 GCD Extreme   80 2768 29.61
19
26
17110 Black Widow Rings   15 2718 52.09
3
3
4177 Herding   57 2714 35.23
14
15
3878 Rectangles Perimeter   58 2694 49.81
12
14
2916 Can you answer these queries V   51 2691 26.29
23
23
22 Triangle From Centroid   10 2673 46.07
8
20
106 Binary Stirling Numbers   3 2652 36.79
4
17
1744 Evaluate the polynomial   19 2634 48.71
5
7
3638 Word Counting   7 2632 21.07
10
6
17761 Gopu and Digits Divisibility   17 2627 42.95
4
4
8238 N-Factorful   69 2616 26.43
17
16
94 Numeral System of the Maya   4 2581 40.49
10
6
4031 Mass of Molecule   29 2574 48.05
12
9
10537 Edit Distance Again   22 2535 42.12
4
6
21326 Akbar , The great   63 2520 15.87
21
18
14329 Magic of the locker   19 2490 19.27
4
13
4557 Musical Chairs   23 2474 46.67
9
19
10628 Count on a tree   63 2452 17.13
32
31
1167 Move To Invert   13 2448 31.77
8
16
6772 Happy Coins   14 2439 55.33
3
10
4103 Extend to Palindrome   41 2432 29.95
16
17

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