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list of challenge problems

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ID NAME CODE USERS ACC %
26321    God Number is 20 (Rubik) GODNIS20 25 65.85
14808    Discrete Math Problem (shorten) GCD4 26 58.86
1711    Greatest Common Divisor GCD 113 30.87
13923    Fractionated morse cipher FMORSE1 12 63.76
11410    Find New SPOJ Problems FINDPROB 8 42.07
8638    Sum of Fibonacci numbers FIBSUM 137 73.02
11462    Fun with Fibonacci Series (Challenge) FIBFUNCH 293 34.40
13423    64bit-Fibonacci FIB64 152 43.84
30830    128bit-Fibonacci FIB128 24 42.94
13224    The BrainFast Processing! Challenge version FAST_BF2 3 19.70
2629    Robo Eye EYES 39 78.03
2004    Analyse Simple Arithmetical Expressions EXPR2 724 51.06
314    Digits of e EVAL 3029 60.12
8675    Equation Check EQCHECK 267 57.35
11849    A Very Easy Problem! (Challenge Mode) EPROBLEM 84 50.48
12393    Enigma Machine ENIGMAS 23 56.92
1416    Electrification ELC 38 38.73
11445    EASY MATH (Challenge) EASYMATC 177 46.12
353    Displace DISPLACE 45 46.77
2729    Discover DISCOVER 2 8.02
1422    Digital Image Processing DIP 126 74.62
7965    The Electronic Dice DIE_PIP 52 54.03
298    Closing down Railway Lines DERAIL 134 83.36
6877    Terminating or Non-Terminating DEC_BIN 34 43.19
6125    Dos Date DDATE 793 55.86
6173    Burned Pancakes Tower DBP 25 61.47
7063    Cycles, More Cycles CYCLE 21 82.50
246    Plant a Christmas Tree CTQUINE 89 43.11
19972    Counting triangles 2 CT2 9 47.76
11793    Cartesian Shortest Path CSPATH 55 44.59
313    The Game of Crosses & Crosses CROSSES 32 73.31
13366    TWO KINGS CONQUER 19 58.15
42574    Complex expression calculator COMEXP 0 0.00
34316    Chess Variants Showdown CHE 1 47.22
18901    The Secret Recipe CEBITO 45 77.51
15673    Alice and Bob plays again CDGOLF1 16 66.99
22739    Majority Party CDGLF4 9 53.95
22734    Mr Phoenix And OR Operation CDGLF3 6 50.73
22733    AAP Volunteers CDGLF2 10 63.64
22717    Kejriwal And Broom CDGLF1 303 56.95
2659    Carl CARL 70 39.19
232    Bytelandian Telecom BYTELE 43 67.96
72    Food Shortage in Byteland BYTEFOOD 269 54.37
222    The Burning City BURNCITY 46 55.29
295    Bytelandian Origami BRIGAMI 30 62.09
18073    Colour Brick Game BRICKGM 55 88.65
1742    Brainf_ck BRAINF_K 73 36.25
6646    Fully Parenthesized Expression BRACKETS 26 43.75
18837    Boring Factorials (Ultimate) BORING3 25 49.60
13418    Fibonacci factorization BMS1988 10 29.70
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