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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1754 Divisor Summation (Hard)   31 1126 15.51
22
21
5652 Snow White and the N dwarfs   31 829 21.20
21
31
6285 Another Game With Numbers   31 1217 30.48
11
12
8725 Closest Point Pair   31 1843 20.17
19
21
9012 Maximum Self-Matching   31 648 45.80
24
29
10108 Distributing Ballot Boxes   31 1149 36.24
12
16
10565 Alice Sieve   31 5006 53.33
2
7
11371 Answer the boss!   31 1129 34.89
15
15
13381 Manku Word   31 2096 46.95
13
15
18185 Give Away   31 1008 22.22
20
18
25967 Social Network Community   31 974 31.38
10
12
8 Complete the Sequence!   32 4368 37.91
16
18
666 Con-Junctions   32 980 40.57
14
19
13015 Counting Primes   32 1314 21.65
16
14
18164 Atoms in the Lab   32 3798 25.74
8
5
1811 Longest Common Substring   33 3069 21.28
20
18
4259 Pilots   33 1595 31.76
17
20
5977 Weird Function   33 1134 18.84
18
16
8132 Street Trees   33 3071 46.96
6
11
13043 The Mirror of Galadriel   33 5907 64.49
2
3
13630 BATMAN1   33 585 38.74
20
22
28404 Ada and Field   33 547 25.75
21
17
10381 Search in the dictionary!   34 1365 25.92
17
11
14834 Foxlings   34 1054 28.91
18
12
16211 Boring Factorials   34 1862 34.67
12
17
22455 SUM OF PRODUCT   34 1041 17.81
18
20
22461 Smallest Number   34 752 26.97
13
15
24998 PLAYING WITH BITS   34 774 22.12
13
13
26607 CODER FIRST PROBLEM   34 1339 57.21
6
7
30669 Ada and Trip   34 852 30.29
14
11
6171 Majority   35 5307 43.13
6
7
9340 Arbitrage   35 1776 39.08
11
17
10738 Ra-One Numbers   35 1520 33.99
18
22
8952 Catapult that ball   36 2754 26.24
12
12
10239 Between the Mountains   36 5774 39.11
7
7
10790 G-One Numbers   36 2055 48.32
16
19
32945 Ada and Subsequence   36 1006 46.52
7
8
26 Build the Fence   37 2199 28.24
22
17
151 The Courier   37 1033 35.64
22
23
338 Roads   37 1379 23.85
17
22
526 Divisors   37 1681 43.58
14
13
1847 No Change   37 1671 36.23
11
14
2053 Key Task   37 1171 31.67
24
22
3261 Race Against Time   37 1045 23.93
21
21
4408 Build a Fence   37 12217 44.78
4
5
11373 Coke madness   37 3802 34.87
5
8
14138 Amazing Factor Sequence   37 2316 37.03
11
11
15086 Land Acquisition   37 1300 28.30
24
30
66 Cross-country   38 4054 64.52
11
12
709 The day of the competitors   38 1545 28.95
17
27

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