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list of challenge problems

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ID NAME CODE USERS ACC %
378    Size Contest SIZECON 10816 55.91
53    Kamil KAMIL 6410 49.29
270    Digits of Pi PIVAL 5905 71.15
314    Digits of e EVAL 3020 60.17
1423    Digits of SQRT(2) SQRT2 2752 67.36
11746    Sum the Series SUMUP 1936 58.77
919    Prime checker PRIC 1625 65.39
127    Johnny Goes Shopping JOHNNY 1521 65.82
3947    Brainf F##k Writing BFWRITE 1498 74.11
5842    Polybius square POLYBIUS 1030 59.25
8102    Christmas Tree XMAS 828 66.28
6125    Dos Date DDATE 793 55.86
2004    Analyse Simple Arithmetical Expressions EXPR2 724 51.15
7480    Nth Prime NPRIME 619 45.60
3880    Nop NOP 607 49.87
7105    Reverse the Input REVINPUT 546 34.51
4246    Place the Numbers II PLCNUM2 545 66.43
1492    Lexicographic sort SLEXSORT 533 51.93
1414    SuDoku Puzzle SUD 438 54.00
6295    Area Difference SQDIFF 390 44.65
11790    Size Contest!!!Reloaded!! JH1 348 38.72
12845    Minimum knight moves Challenge NAKANJC 345 72.11
317    Simple Image Recognition IMGREC1 322 73.01
8473    PATHS WAYS 308 44.93
22717    Kejriwal And Broom CDGLF1 303 56.77
8676    Digits of Phi (Golden Ratio) PHIVAL 294 53.58
11462    Fun with Fibonacci Series (Challenge) FIBFUNCH 292 34.38
8675    Equation Check EQCHECK 266 57.33
72    Food Shortage in Byteland BYTEFOOD 263 54.40
8315    Number to Word NUMWORD 228 42.47
218    Points on a Sphere PSPHERE 193 67.60
11975    PIEK PIEK2 183 92.17
528    Shortest Superstring TSSTR 175 48.03
11445    EASY MATH (Challenge) EASYMATC 171 45.66
316    Japan Crossword JCROSS 160 68.23
7225    Word To Number WORDNUM 157 61.26
13423    64bit-Fibonacci FIB64 152 43.83
4760    Primes in Brainf##k HS09BF 139 66.30
8638    Sum of Fibonacci numbers FIBSUM 136 72.85
298    Closing down Railway Lines DERAIL 134 83.36
19558    PPrimes PPRIME 131 57.15
12996    Wow Square WOW_SQR 126 54.50
240    Santa Claus and the Presents SANTA 125 73.46
1422    Digital Image Processing DIP 125 74.60
9380    Connecting three towns THREETWN 124 81.05
285    Atomic Shelters ATSHELT 123 62.60
2628    Markov Algorithm MAR 117 48.73
1711    Greatest Common Divisor GCD 109 31.06
126    Solovay-Strassen Inverted SOLSTRAS 103 55.00
15036    Automatic Brainf##k Code Generator (Shortening AI) BFK_AUTO 93 51.83
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