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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
4523 Binomial Coefficients   209 41.72
23
12
12295 Smallest Inverse Euler Totient Function   7 209 22.96
21
17
18939 K-th smallest number   5 209 13.84
13
17
6289 Bomberman   208 25.52
17
17
60 The Gordian Dance   3 207 39.13
12
45
139 The Long and Narrow Maze   1 207 20.71
17
17
3732 Slikar   1 207 51.61
28
17
4416 Jumping Hands   1 207 66.67
17
17
27195 Find The Number   7 207 37.35
20
17
8177 Beautiful numbers EXTREME   -2 206 25.08
26
9
16793 Statistics Applied   2 206 21.40
22
17
22366 Badminton Tournament - Easy   7 206 35.13
26
20
26319 I LOVE Kd-TREES   10 206 42.69
20
26
148 Land for Motorways   3 205 41.96
17
17
3876 Tablica   1 205 59.13
4227 "Shortest" pair of paths   3 205 39.46
23
17
25867 Divisible Fibonacci Numbers   5 205 25.50
12
12
29455 Alphabetic Rope   7 205 34.83
20
13
32201 Right Shift   -1 205 10.82
17
8
7782 Largest Labeled Common Ancestor   1 204 61.73
16776 Modems   13 204 30.56
19
15
184 Automatic Teller Machines   1 203 33.98
1
1
682 Pairs of Integers   203 25.37
1880 Hanoi Calls   203 55.14
7240 Playground   2 203 41.92
1
6
10643 The Nerd Factor   4 203 47.01
1
14
34275 Game Store   10 203 49.22
6
7
1466 Blue Mary Needs Help Again   4 202 20.61
28
34
5464 Counting triangles   3 202 28.75
6
28
26385 Harish and his rooks puzzle   6 202 34.56
4
1
1866 Making Pals   2 201 43.68
17
17
6678 Load Testing   200 59.73
34
34
9458 Ghosts having fun   7 200 11.61
16
23
10270 Temperature   5 200 31.81
21
21
12352 HNumbers   2 200 27.38
23
42
14168 Amazing Factor Sequence (medium)   9 200 28.95
21
24
36238 Color Play   10 200 23.69
10
21
261 Triangle Partitioning   199 58.22
2274 Island Hopping   1 199 24.60
17
1
3831 Lubenica   1 199 42.28
17
17
6325 Many polygons   3 199 26.15
12
17
18465 A Subtle Surf   6 199 43.27
14
11
18530 Font Size   7 199 13.41
15
5
1685 Grocery store   198 24.17
32952 Ada and Football   2 198 38.44
50
42
4988 Madrids One Way Streets   5 196 28.68
15
15
10966 Aritho-geometric Series (AGS)   3 196 10.08
17
17
12250 Buzz Trouble   -1 196 40.68
9
9
20196 The Magical Bag   3 196 38.29
34
34
11579 Two Famous Companies   2 195 20.34
9
17

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