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list of challenge problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
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
528 Shortest Superstring   4 174 48.18
28
34
7105 Reverse the Input   3 544 34.48
28
12
1414 SuDoku Puzzle   5 432 53.73
30
21
8473 PATHS   2 308 44.95
30
5
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
13423 64bit-Fibonacci   6 149 43.78
38
34
11849 A Very Easy Problem! (Challenge Mode)   2 80 50.79
42
9
26801 Hieroglyphs   2 23 58.21
42
34
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
72 Food Shortage in Byteland   260 54.90
126 Solovay-Strassen Inverted   101 57.57
219 Pawns Gone Wild   23 60.70
222 The Burning City   43 58.65
225 Nightmare in the Towers of Hanoi   19 47.79
232 Bytelandian Telecom   42 68.25
240 Santa Claus and the Presents   121 73.44
246 Plant a Christmas Tree   88 43.20
276 Herdkeeper   50 68.27
289 The Turing Music Box   73 68.95
294 Johnny and the Optimisation of Homework   16 45.43
313 The Game of Crosses & Crosses   26 75.52
315 The Secret Fellowship of Byteland   45 67.98
316 Japan Crossword   159 68.28
326 Enjoying a Multiplayer Game   18 71.32
356 Tethering the Mammoths   12 80.98

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