list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
13753 Amazing Prime Sequence   62 3362 29.93
10
12
16030 Psycho   13 858 20.71
10
11
16245 Living with Courage   20 580 37.60
10
13
23842 Professor Farouk Question   17 584 33.76
10
7
1845 Mice and Maze   100 5568 35.93
10
10
376 A concrete simulation   15 1734 34.37
11
12
4303 Dice   13 929 15.72
11
19
6168 Building Bridges   27 1665 25.98
11
17
31341 Just One Swap   11 185 28.68
11
12
27 Sorting Bank Accounts   53 8977 40.34
11
6
1847 No Change   37 1684 36.16
11
14
10069 Kompići   19 842 68.46
11
20
17113 Finding the Tesserect   15 926 37.23
11
15
2905 Not a Triangle   93 5052 38.67
11
11
11736 Prime Time   25 2167 48.59
11
12
25942 Ball sum   42 1800 35.19
11
11
4452 Simple Arithmetics II   55 7512 42.28
11
5
56 Dyzio   8 1225 31.47
11
14
66 Cross-country   38 4115 64.54
11
12
176 Sum of one-sequence   5 671 33.60
11
27
390 Billiard   1 903 54.53
11
21
3544 Binary Search Tree   6 611 21.01
11
20
6285 Another Game With Numbers   32 1333 31.23
11
13
6828 Lineup   7 704 32.08
11
9
7405 Delicious Pancakes   1 736 27.06
11
11
8917 How Many Plusses   7 183 31.41
11
14
9494 Just Add It   76 6464 46.85
11
10
12726 XOR Game   5 541 43.97
11
13
13105 DNA   5 692 33.58
11
24
13376 The new President   4 392 31.47
11
11
16034 Minimum Number   5 498 16.17
11
1
16409 Lopov   5 321 28.79
11
14
17309 Operation Bits   1 417 57.36
11
11
18457 Very Friends   6 250 28.02
11
30
18662 Product of factorials (again)   3 86 31.50
11
24
18878 Topper Rama Rao   21 1047 48.41
11
21
19174 Khairy and Gold Alloys   7 148 47.46
11
11
19291 Structures   4 137 28.38
11
17
20654 Interesting Subset   5 97 23.84
11
14
20985 Archipelago   6 107 62.96
11
4
25214 Ohani And The Game   81 19.43
11
8
26695 Atul and Aastha Chronicles 2   146 37.89
11
9
26743 Wonowon   6 148 66.23
11
11
30739 Ada and Manure   18 317 58.65
11
22
32879 Mahammad and strings   3 89 10.98
11
9
34648 Seven   5 45 44.44
11
21
35381 VALENTINE   2 42 27.50
11
14
40667 Ambitious XOXO   6 47 51.05
11
15
2006 Load Balancing   19 1910 47.55
11
19
6691 Picking Up Chicks   29 2261 32.18
11
18

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