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list of challenge problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
2628 Markov Algorithm   117 48.69
2629 Robo Eye   1 39 78.03
34
34
2659 Carl   70 39.19
2729 Discover   2 8.02
2732 Attack A Single Test File!   1 3 34.38
34
34
2824 Glenbow Museum   3 18.52
3099 Super Quine   1 87 19.12
3880 Nop   1 607 49.87
1
1
3947 Brainf F##k Writing   9 1498 74.11
23
3
4163 Relative Board   6 36.36
4246 Place the Numbers II   1 546 66.52
1
1
4760 Primes in Brainf##k   2 139 66.30
17
6
5842 Polybius square   2 1031 59.26
34
12
6125 Dos Date   2 793 55.86
17
6
6173 Burned Pancakes Tower   1 25 61.47
17
17
6295 Area Difference   2 392 44.65
6
5
6338 Monster   46 51.28
6646 Fully Parenthesized Expression   26 43.75
6877 Terminating or Non-Terminating   34 43.08
17
17
7063 Cycles, More Cycles   21 82.50
7105 Reverse the Input   3 548 34.58
28
12
7225 Word To Number   2 158 61.29
17
9
7480 Nth Prime   4 620 45.61
26
12
7958 Prisoner of Benda (Challenge)   1 18 44.57
34
34
7965 The Electronic Dice   1 52 54.03
34
17
8102 Christmas Tree   4 828 66.37
5
5
8315 Number to Word   1 230 42.52
34
1
8405 Printf Parser   57 53.77
9
9
8473 PATHS   2 308 44.91
30
5
8579 BF_MODULUS   9 47.15
8638 Sum of Fibonacci numbers   1 136 72.76
50
34
8672 Distributing the balls   28 32.63
8675 Equation Check   1 266 57.37
1
9
8676 Digits of Phi (Golden Ratio)   2 294 53.58
17
17
8733 Summing up Last digits   31 61.86
8950 Grid points   46 57.84
9380 Connecting three towns   2 125 81.06
1
17
10295 HQNP Incomputable Hard   3 61 76.53
21
38
11397 Find all independent nodes   26 89.36
11410 Find New SPOJ Problems   8 42.07
11445 EASY MATH (Challenge)   3 172 45.70
17
17
11451 Aritho-geometric Series (AGS) (Challenge)   1 57 46.54
17
17
11462 Fun with Fibonacci Series (Challenge)   1 293 34.40
17
17
11689 Real Roots   1 44 92.48
50
50
11719 The dojo s corridor   2 74 64.29
26
34
11746 Sum the Series   7 1940 58.78
6
13
11790 Size Contest!!!Reloaded!!   1 350 38.74
9
1
11793 Cartesian Shortest Path   55 44.14
11815 Tiling a WxH Grid With Dominoes   42 54.15
34
17
11849 A Very Easy Problem! (Challenge Mode)   2 83 49.95
42
9

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