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list of challenge problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
8638 Sum of Fibonacci numbers   1 135 72.81
50
34
11689 Real Roots   1 34 94.29
50
50
13175 "a mod b" in BF   1 14 63.33
50
17
13418 Fibonacci factorization   1 10 30.60
50
50
17820 Guess The Number With Lies v5   1 72 72.66
50
50
20651 Reliability of Logic Circuits   49 66.56
50
50
11849 A Very Easy Problem! (Challenge Mode)   2 80 50.79
42
9
26801 Hieroglyphs   2 23 58.21
42
34
13423 64bit-Fibonacci   6 149 43.78
38
34
155 Solving the Puzzle   2 12 5.07
34
17
321 X-Words   1 19 64.46
34
17
353 Displace   1 43 47.08
34
17
1422 Digital Image Processing   2 121 74.53
34
34
2629 Robo Eye   1 39 78.03
34
34
2732 Attack A Single Test File!   1 3 40.74
34
34
5842 Polybius square   2 1026 59.23
34
12
7965 The Electronic Dice   1 52 54.03
34
17
8315 Number to Word   1 227 42.39
34
1
11815 Tiling a WxH Grid With Dominoes   41 54.16
34
17
11975 PIEK   182 92.21
34
42
12845 Minimum knight moves Challenge   3 343 72.13
34
17
14808 Discrete Math Problem (shorten)   1 24 58.99
34
34
18837 Boring Factorials (Ultimate)   1 24 49.45
34
34
22217 Help Santa Claus to Pack the Toys   1 5 66.74
34
34
26321 God Number is 20 (Rubik)   1 25 65.86
34
1
27841 Sabotage   2 30 56.37
34
34
34316 Chess Variants Showdown   1 1 70.25
34
34
8473 PATHS   2 308 44.95
30
5
1414 SuDoku Puzzle   5 432 53.73
30
21
528 Shortest Superstring   4 174 48.18
28
34
7105 Reverse the Input   3 544 34.48
28
12
298 Closing down Railway Lines   3 131 83.37
26
17
2624 JawBreaker Game   1 86 61.16
26
26
7480 Nth Prime   4 618 45.56
26
12
11719 The dojo s corridor   2 71 64.41
26
34
15036 Automatic Brainf##k Code Generator (Shortening AI)   3 92 51.86
26
17
19920 Strchr in BF   2 9 72.55
26
17
31757 Hamster   3 15 62.24
26
26
3947 Brainf F##k Writing   9 1497 74.45
23
3
13929 Matrix Exponentiation   2 83 50.66
23
23
18931 Sum of primes   4 55 25.24
23
28
10295 HQNP Incomputable Hard   3 61 76.49
21
38
19558 PPrimes   3 131 57.25
21
12
127 Johnny Goes Shopping   9 1500 65.89
20
24
218 Points on a Sphere   1 188 67.53
17
26
285 Atomic Shelters   1 121 63.05
17
17
295 Bytelandian Origami   1 27 61.84
17
34
317 Simple Image Recognition   3 317 72.56
17
26
755 Rectangles in a Square   1 31 63.51
17
34
1492 Lexicographic sort   4 458 50.44
17
9

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