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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
9942 Holiday Accommodation   30 1101 26.17
23
25
18941 True Friends   30 1007 51.03
12
13
27318 Primal Fear   30 1650 21.92
13
14
3407 Candy   31 1363 42.55
12
20
3861 Laser Phones   31 1398 28.63
20
18
3943 Nested Dolls   31 1229 23.62
20
27
9012 Maximum Self-Matching   31 729 46.62
24
29
9055 Most Frequent Value   31 790 23.48
15
21
10565 Alice Sieve   31 5072 53.39
2
7
13381 Manku Word   31 2112 47.10
13
15
25967 Social Network Community   31 1026 31.20
10
12
8 Complete the Sequence!   32 4467 36.85
16
18
666 Con-Junctions   32 997 40.80
14
19
1754 Divisor Summation (Hard)   32 1283 15.67
22
20
4206 Fast Maximum Matching   32 2043 29.35
22
19
5652 Snow White and the N dwarfs   32 992 17.71
21
31
6285 Another Game With Numbers   32 1311 31.02
11
13
7258 Lexicographical Substring Search   32 2234 22.38
23
19
10108 Distributing Ballot Boxes   32 1162 36.20
11
15
11371 Answer the boss!   32 1194 35.10
15
15
18164 Atoms in the Lab   32 3837 25.78
8
5
5977 Weird Function   33 1152 18.94
18
16
8132 Street Trees   33 3078 46.97
6
11
8952 Catapult that ball   33 3090 26.22
12
12
13015 Counting Primes   33 1444 22.32
16
14
13043 The Mirror of Galadriel   33 5970 64.48
2
3
13630 BATMAN1   33 592 38.63
19
22
28404 Ada and Field   33 565 25.23
21
17
4259 Pilots   34 1700 31.74
17
20
10381 Search in the dictionary!   34 1426 26.07
17
11
14834 Foxlings   34 1209 28.75
18
12
16211 Boring Factorials   34 1896 34.76
12
17
18185 Give Away   34 1224 21.86
20
19
22461 Smallest Number   34 769 27.60
13
15
24998 PLAYING WITH BITS   34 791 21.98
13
13
26607 CODER FIRST PROBLEM   34 1370 56.61
6
7
6171 Majority   35 5334 43.16
6
7
10738 Ra-One Numbers   35 1623 33.57
18
22
22455 SUM OF PRODUCT   35 1061 17.60
18
21
30669 Ada and Trip   35 955 30.92
14
11
1811 Longest Common Substring   36 3424 22.16
20
19
10239 Between the Mountains   36 5817 39.19
7
7
32945 Ada and Subsequence   36 1042 46.65
7
8
26 Build the Fence   37 2241 28.03
22
17
338 Roads   37 1394 23.97
17
22
1847 No Change   37 1677 36.21
11
14
2053 Key Task   37 1186 31.75
24
22
3261 Race Against Time   37 1133 24.70
21
21
9340 Arbitrage   37 1893 39.50
12
17
11373 Coke madness   37 3869 35.02
5
8

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