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list of challenge problems

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ID NAME CODE USERS ACC %
2628    Markov Algorithm MAR 117 48.73
2629    Robo Eye EYES 39 78.03
2659    Carl CARL 70 39.19
2729    Discover DISCOVER 2 8.07
2732    Attack A Single Test File! SINGLEL 3 37.93
2824    Glenbow Museum SPOJTEST 3 18.52
3099    Super Quine SELF 84 19.01
3880    Nop NOP 607 49.87
3947    Brainf F##k Writing BFWRITE 1498 74.11
4163    Relative Board RELBOARD 6 36.99
4246    Place the Numbers II PLCNUM2 545 66.43
4760    Primes in Brainf##k HS09BF 139 66.30
5842    Polybius square POLYBIUS 1030 59.25
6125    Dos Date DDATE 793 55.86
6173    Burned Pancakes Tower DBP 23 61.23
6295    Area Difference SQDIFF 390 44.65
6338    Monster MONS 46 51.28
6646    Fully Parenthesized Expression BRACKETS 26 43.75
6877    Terminating or Non-Terminating DEC_BIN 34 43.08
7063    Cycles, More Cycles CYCLE 20 82.35
7105    Reverse the Input REVINPUT 546 34.56
7225    Word To Number WORDNUM 157 61.26
7480    Nth Prime NPRIME 618 45.60
7958    Prisoner of Benda (Challenge) BENDA 18 44.91
7965    The Electronic Dice DIE_PIP 52 54.03
8102    Christmas Tree XMAS 828 66.28
8315    Number to Word NUMWORD 228 42.47
8405    Printf Parser PRINTF 55 53.73
8473    PATHS WAYS 308 44.93
8579    BF_MODULUS MODULUS2 9 47.15
8638    Sum of Fibonacci numbers FIBSUM 136 72.85
8672    Distributing the balls BALLS 26 32.56
8675    Equation Check EQCHECK 265 57.31
8676    Digits of Phi (Golden Ratio) PHIVAL 294 53.58
8733    Summing up Last digits PLDGTS 31 67.01
8950    Grid points GRIDPNT 44 57.73
9380    Connecting three towns THREETWN 124 81.05
10295    HQNP Incomputable Hard HQNP2 61 76.53
11397    Find all independent nodes INDISET 26 89.36
11410    Find New SPOJ Problems FINDPROB 8 42.66
11445    EASY MATH (Challenge) EASYMATC 170 45.68
11451    Aritho-geometric Series (AGS) (Challenge) AGSCHALL 55 46.48
11462    Fun with Fibonacci Series (Challenge) FIBFUNCH 290 34.37
11689    Real Roots REALROOT 39 93.17
11719    The dojo s corridor M5TILE 72 64.37
11746    Sum the Series SUMUP 1936 58.77
11790    Size Contest!!!Reloaded!! JH1 348 38.72
11793    Cartesian Shortest Path CSPATH 54 43.78
11815    Tiling a WxH Grid With Dominoes MNTILE 42 54.15
11849    A Very Easy Problem! (Challenge Mode) EPROBLEM 81 50.67
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