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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1674 The Explosion   152 26.35
1877 Enrich my purse   152 27.14
9643 He is Lazy   2 152 41.34
17
17
10677 Joseph’s Problem   4 152 49.75
17
30
16696 Nadal vs Djokovic   152 28.67
34
26
19150 Infinite Sequence   1 152 31.88
1
34
32086 The Permutation Game Again   11 152 43.09
10
13
702 Barn Expansion   151 23.30
4036 Cuckoo Hashing   3 151 27.58
17
6
10581 Ball Stacking Again   1 151 31.26
36132 Rightful Distribution   9 151 39.92
9
9
65 Ball   2 150 35.13
17
23
25337 Eefun is not so Fun   2 150 28.24
5
26
32199 Ada and Cherry   11 150 35.81
14
22
236 Converting number formats   149 42.42
1
1
3253 Electronic Document Security   3 149 60.78
23
6
4784 Diophantine equation   2 149 39.96
17
1
7363 Tree Sum   4 149 33.90
45
50
9118 Genetic Fraud   149 29.67
385 Game schedule required   148 28.71
34
1
1453 Optimal Connected Subset   148 45.94
26
42
5446 Fishing Net   148 31.58
7630 SHOPPERS   148 34.95
11997 Trip To London   148 52.12
1
1
12125 Fibonacci With a Square Root   8 148 33.31
30
30
17755 Tree and Palindrome   1 148 20.86
1
1
22534 Birthday Gift for SJ   4 148 54.83
7
17
2321 Segments   2 147 14.82
17
34
8104 Friendly Knights   147 45.38
1964 Tree cut   146 37.95
13646 BATMAN4   -7 146 32.17
20
17
16778 Sir and the Guitar   6 146 54.55
4
5
3725 Taming a T-REX   1 145 44.58
34
4457 Shopping II   3 145 34.91
17
1
8747 Substrings II   6 145 10.58
34
30
15074 Tourney   4 145 36.35
13
9
29335 Movie Fan   12 145 65.82
9
13
32961 Ada and Jobs   13 145 10.12
27
28
34705 Secret Recipe   7 145 38.48
13
11
3414 Bora Bora   144 48.65
34
26
5452 Hop Do not Walk   2 144 35.29
17
17
6665 Easy Longest Common Substring   2 144 23.01
23
17
12714 Fatawy   4 144 25.38
13
5
24032 The art of tree numbers   18 144 30.49
17
19
26706 Sort Machine   4 144 34.52
1
9
27094 Ceiling Function   3 144 43.86
9
12
32245 Apoorv and Maximum Inversion   21 144 32.65
22
24
34736 Beautiful Girl   7 144 41.83
14
12
21457 House Fence   5 143 27.93
9
21
34622 NICE SEQUENCES   17 143 51.77
11
13

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