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list of challenge problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
285 Atomic Shelters   1 125 62.66
17
17
295 Bytelandian Origami   1 30 62.09
17
34
317 Simple Image Recognition   3 322 73.13
17
26
755 Rectangles in a Square   1 32 59.73
17
34
1492 Lexicographic sort   4 580 52.98
17
9
2004 Analyse Simple Arithmetical Expressions   1 724 51.06
17
1
2471 Magic Program II   1 68 35.60
17
17
4760 Primes in Brainf##k   2 139 66.30
17
6
6125 Dos Date   2 793 55.86
17
6
6173 Burned Pancakes Tower   1 25 61.47
17
17
6877 Terminating or Non-Terminating   34 43.19
17
17
11445 EASY MATH (Challenge)   4 177 46.12
17
17
11451 Aritho-geometric Series (AGS) (Challenge)   1 57 46.54
17
17
11462 Fun with Fibonacci Series (Challenge)   1 293 34.40
17
17
12874 Pell Fourth   2 13 58.02
17
34
12919 Man of Steel   1 25 67.46
17
34
13083 "If Bigger than" in BF   1 25 64.32
17
17
26800 Lawnmower   1 51 65.97
17
1
31362 Matrix Multiplication 4K   5 26.23
17
17
34317 Materializer   1 11 42.84
17
17
919 Prime checker   10 1627 65.38
15
28
7225 Word To Number   3 159 60.48
12
6
1423 Digits of SQRT(2)   6 2760 67.18
11
11
270 Digits of Pi   13 5916 71.15
9
19
8405 Printf Parser   58 53.71
9
9
8676 Digits of Phi (Golden Ratio)   3 296 53.42
9
9
11790 Size Contest!!!Reloaded!!   1 350 38.74
9
1
53 Kamil   27 6423 49.28
7
5
6295 Area Difference   2 394 44.67
6
5
378 Size Contest   21 10832 55.92
6
1
11746 Sum the Series   7 1941 58.80
6
13
8102 Christmas Tree   4 832 66.29
5
5
314 Digits of e   5 3029 60.12
3
3
3880 Nop   1 607 49.87
1
1
4246 Place the Numbers II   1 546 66.49
1
1
8675 Equation Check   2 267 57.35
1
6
9380 Connecting three towns   2 125 81.06
1
17
16509 Divisors   1 55 61.42
1
34
22717 Kejriwal And Broom   6 303 56.95
1
4
41043 Odwracanie kartek - Pages reading   1 19 27.27
1
34
41224 Skarbonka   1 25 25.74
1
1
72 Food Shortage in Byteland   269 54.37
126 Solovay-Strassen Inverted   104 54.94
219 Pawns Gone Wild   26 58.40
222 The Burning City   46 55.29
225 Nightmare in the Towers of Hanoi   22 42.53
232 Bytelandian Telecom   43 67.96
246 Plant a Christmas Tree   89 43.11
276 Herdkeeper   53 67.09
289 The Turing Music Box   73 68.95

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