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list of challenge problems

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ID NAME CODE USERS ACC %
378    Size Contest SIZECON 10819 55.91
53    Kamil KAMIL 6410 49.29
270    Digits of Pi PIVAL 5905 71.15
314    Digits of e EVAL 3021 60.13
1423    Digits of SQRT(2) SQRT2 2755 67.29
11746    Sum the Series SUMUP 1938 58.78
919    Prime checker PRIC 1625 65.39
127    Johnny Goes Shopping JOHNNY 1524 65.84
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 51.06
7480    Nth Prime NPRIME 620 45.61
3880    Nop NOP 607 49.87
1492    Lexicographic sort SLEXSORT 574 52.87
7105    Reverse the Input REVINPUT 548 34.58
4246    Place the Numbers II PLCNUM2 546 66.52
1414    SuDoku Puzzle SUD 439 54.02
6295    Area Difference SQDIFF 391 44.66
11790    Size Contest!!!Reloaded!! JH1 349 38.73
12845    Minimum knight moves Challenge NAKANJC 345 72.11
317    Simple Image Recognition IMGREC1 322 73.13
8473    PATHS WAYS 308 44.91
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 293 34.40
8675    Equation Check EQCHECK 266 57.37
72    Food Shortage in Byteland BYTEFOOD 265 54.39
8315    Number to Word NUMWORD 230 42.52
218    Points on a Sphere PSPHERE 195 67.62
11975    PIEK PIEK2 183 92.17
528    Shortest Superstring TSSTR 176 48.04
11445    EASY MATH (Challenge) EASYMATC 172 45.70
316    Japan Crossword JCROSS 162 68.23
7225    Word To Number WORDNUM 158 61.29
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 127 54.38
240    Santa Claus and the Presents SANTA 126 73.45
1422    Digital Image Processing DIP 126 74.62
285    Atomic Shelters ATSHELT 125 62.66
9380    Connecting three towns THREETWN 125 81.06
2628    Markov Algorithm MAR 117 48.69
1711    Greatest Common Divisor GCD 112 30.96
126    Solovay-Strassen Inverted SOLSTRAS 104 54.94
15036    Automatic Brainf##k Code Generator (Shortening AI) BFK_AUTO 94 51.85
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