list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
10233 Magical Bridges   9 162 27.59
29
24
10596 Monkey and apples   6 162 17.41
30
17
68 Expression   163 29.87
1
34
2743 Prefix Tiling   1 163 27.96
17
34
3322 Doubled Numbers   2 163 48.13
17
17
6956 IOI2009 Mecho   3 163 18.20
28
23
11947 Counting Words   2 163 26.24
17
17
12889 MAD   2 163 20.94
1
1
18336 Search Bit Sum   8 163 37.20
28
23
6560 N DIV PHI_N (Hard)   4 164 21.04
17
28
8063 Dividing Stones   2 164 26.14
17
17
22412 Divisors of factorial (hard)   9 164 47.30
22
22
200 Monodigital Representations   1 165 29.96
26
26
1875 Cool Numbers   6 165 30.29
30
34
6488 Printing some primes (Hard)   11 165 14.93
35
29
7859 Upper Right King (Hard)   3 165 36.85
26
34
8426 Trie Expectation   1 165 63.90
9
26
8462 Barn Allocation   1 165 56.27
34
34
912 Submatrix of submatrix   1 166 26.16
34
17
2270 Balloons in a Box   166 23.53
3106 Dictionary Subsequences   3 166 18.20
17
17
3899 Finding Fractions   1 166 29.25
17
34
4532 String reduction   2 166 16.56
17
30
7296 Trees Again   5 166 50.53
21
30
13404 The Encrypted Password   166 37.36
17
17
35363 The World of Charges   13 166 36.28
3
4
3867 Who is The Boss   167 25.03
4310 Permutacja   4 167 38.63
12
17
7425 Hackers   4 167 31.56
26
17
18283 Maggu and Cuteness of Strings   6 167 40.07
13
13
1960 Rectangles   4 168 16.55
34
28
3133 Here We Go(relians) Again   3 168 39.85
12
12
7809 Cow Photographs   2 168 35.60
26
26
14935 Cactus   5 168 19.35
16
14
16279 Escaping from escaping   4 168 29.24
12
23
32058 Harbinger vs Sciencepal   16 168 34.92
17
21
1003 Little Quilt   3 169 39.89
21
11
10611 Ranges   2 169 19.44
9
9
15336 Hello Intercal!   2 169 59.11
39
17
19143 TRISQRS   169 38.02
28
34
21096 Word Counting 2   3 169 29.18
34
17
1712 Permalex   -1 170 19.53
34
34
11165 Magic Strawberries   3 170 21.61
5
13
1741 Tetris 3D   1 171 32.52
34
50
4882 Counting in a DAG   6 171 11.99
17
26
9120 Magic Star   2 171 52.51
34
1
10328 TRIVIADOR   3 171 31.22
13
17
13444 Counting Lucky Numbers   3 171 30.02
17
17
15243 Primos Quest   1 171 39.87
23
23
16267 Real Numbers   2 171 17.91
26
26

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