list of challenge problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
2628 Markov Algorithm   117 48.91
2629 Robo Eye   1 39 78.03
34
34
2659 Carl   70 39.22
2729 Discover   2 8.20
2732 Attack A Single Test File!   1 3 40.74
34
34
2824 Glenbow Museum   3 33.33
3099 Super Quine   1 84 19.38
3880 Nop   1 607 49.87
1
1
3947 Brainf F##k Writing   9 1499 74.25
23
3
4163 Relative Board   6 38.10
4246 Place the Numbers II   1 541 66.33
1
1
4760 Primes in Brainf##k   2 139 66.30
17
6
5842 Polybius square   2 1027 59.25
34
12
6125 Dos Date   2 791 55.83
17
6
6173 Burned Pancakes Tower   1 23 64.61
17
17
6295 Area Difference   2 388 44.61
6
5
6338 Monster   46 51.28
6646 Fully Parenthesized Expression   26 43.75
6877 Terminating or Non-Terminating   34 43.41
17
17
7063 Cycles, More Cycles   16 83.43
7105 Reverse the Input   3 546 34.56
28
12
7225 Word To Number   2 156 61.22
17
9
7480 Nth Prime   4 618 45.60
26
12
7958 Prisoner of Benda (Challenge)   1 17 45.49
34
34
7965 The Electronic Dice   1 52 54.03
34
17
8102 Christmas Tree   4 827 66.23
5
5
8315 Number to Word   1 227 42.39
34
1
8405 Printf Parser   55 53.73
9
9
8473 PATHS   2 308 44.95
30
5
8579 BF_MODULUS   9 47.15
8638 Sum of Fibonacci numbers   1 135 72.81
50
34
8672 Distributing the balls   26 32.73
8675 Equation Check   1 264 57.38
1
9
8676 Digits of Phi (Golden Ratio)   2 293 53.64
17
17
8733 Summing up Last digits   31 72.01
8950 Grid points   44 57.73
9380 Connecting three towns   2 122 81.08
1
17
10295 HQNP Incomputable Hard   3 61 76.53
21
38
11397 Find all independent nodes   23 89.23
11410 Find New SPOJ Problems   8 42.66
11445 EASY MATH (Challenge)   2 158 45.64
17
17
11451 Aritho-geometric Series (AGS) (Challenge)   1 55 47.17
17
17
11462 Fun with Fibonacci Series (Challenge)   1 289 34.35
17
17
11689 Real Roots   1 35 93.06
50
50
11719 The dojo s corridor   2 71 64.41
26
34
11746 Sum the Series   7 1929 58.76
6
13
11790 Size Contest!!!Reloaded!!   1 347 38.70
9
1
11793 Cartesian Shortest Path   54 43.98
11815 Tiling a WxH Grid With Dominoes   41 54.16
34
17
11849 A Very Easy Problem! (Challenge Mode)   2 81 50.95
42
9

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