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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
18941 True Friends   30 1016 51.14
12
13
27318 Primal Fear   30 1685 21.96
13
14
30690 Ada and Nucleobase   30 513 43.95
24
26
30734 Ada and Orange Tree   30 393 23.39
22
21
3407 Candy   31 1363 42.55
12
20
3861 Laser Phones   31 1409 28.74
20
18
3943 Nested Dolls   31 1233 23.62
20
27
9012 Maximum Self-Matching   31 742 46.67
24
29
9055 Most Frequent Value   31 802 23.63
15
21
10565 Alice Sieve   31 5074 53.41
2
7
13381 Manku Word   31 2114 47.12
13
15
25967 Social Network Community   31 1028 31.22
10
12
8 Complete the Sequence!   32 4484 36.79
16
18
666 Con-Junctions   32 1000 40.83
14
19
1754 Divisor Summation (Hard)   32 1313 15.65
22
20
4206 Fast Maximum Matching   32 2062 29.38
22
19
5652 Snow White and the N dwarfs   32 1007 17.91
21
31
6285 Another Game With Numbers   32 1317 31.04
11
13
7258 Lexicographical Substring Search   32 2256 22.50
23
19
10108 Distributing Ballot Boxes   32 1164 36.19
11
15
11371 Answer the boss!   32 1207 35.23
15
15
18164 Atoms in the Lab   32 3838 25.78
8
5
5977 Weird Function   33 1154 18.96
18
16
8132 Street Trees   33 3078 46.97
6
11
13015 Counting Primes   33 1455 22.35
16
14
13043 The Mirror of Galadriel   33 5975 64.50
2
3
13630 BATMAN1   33 594 38.51
19
22
28404 Ada and Field   33 571 25.34
21
17
4259 Pilots   34 1723 31.74
17
20
8952 Catapult that ball   34 3138 26.28
12
12
10381 Search in the dictionary!   34 1429 26.09
17
11
14834 Foxlings   34 1297 29.54
18
12
16211 Boring Factorials   34 1904 34.76
12
17
18185 Give Away   34 1257 22.07
20
19
22461 Smallest Number   34 770 27.54
13
15
24998 PLAYING WITH BITS   34 791 21.97
13
13
26607 CODER FIRST PROBLEM   34 1371 56.46
6
7
6171 Majority   35 5337 43.17
6
7
22455 SUM OF PRODUCT   35 1067 17.61
18
21
30669 Ada and Trip   35 973 31.03
14
11
1811 Longest Common Substring   36 3449 22.20
20
19
10239 Between the Mountains   36 5818 39.19
7
7
10738 Ra-One Numbers   36 1645 33.59
18
22
32945 Ada and Subsequence   36 1045 46.71
7
8
26 Build the Fence   37 2249 28.07
22
17
338 Roads   37 1397 23.97
17
22
1847 No Change   37 1680 36.17
11
14
2053 Key Task   37 1185 31.74
24
22
9340 Arbitrage   37 1920 39.59
12
17
11373 Coke madness   37 3873 35.05
5
8

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