Problem Archive
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Fudge points are awarded for new problems. Problems stay new for 3 weeks. During this time, the test cases and source code are unavailable.
Solved Name Date Added Accuracy Stats
  Folding the Paper 5/13/2008 17 %
1 \ 6
  So you want to be a 2n-aire? 5/8/2008 -
0 \ 0
  Basic 5/8/2008 15 %
3 \ 20
  Equations 5/8/2008 -
0 \ 0
  Perfect Pth Powers 5/8/2008 9 %
6 \ 66
  How many 0's? 5/8/2008 24 %
11 \ 46
  Semi-prime H-numbers 5/8/2008 12 %
5 \ 43
  Treequivalence 5/1/2008 0 %
0 \ 9
  Tri Tiling 5/1/2008 63 %
10 \ 16
  Bookshelf II 4/19/2008 56 %
9 \ 16
  Bookshelf 4/19/2008 75 %
12 \ 16
  Mud Puddles 4/19/2008 50 %
6 \ 12
  Knight Moves 4/19/2008 50 %
11 \ 22
  Uniform Generator 4/19/2008 53 %
8 \ 15
  Java vs. C++ 4/19/2008 21 %
12 \ 58
  Hit or Miss 4/18/2008 32 %
7 \ 22
  Jolly Jumpers 4/18/2008 32 %
12 \ 37
  Box of Bricks 4/18/2008 83 %
15 \ 18
  Is It A Tree? 4/15/2008 24 %
9 \ 38
  Exact? Approximate! 4/15/2008 0 %
0 \ 3
  Digital Calculator 4/14/2008 0 %
0 \ 13
  Kruskal 4/14/2008 8 %
1 \ 12
  Biased Standings 4/14/2008 15 %
8 \ 53
  Delicious Cake 4/8/2008 50 %
1 \ 2
  Anti-Blot System 4/8/2008 58 %
23 \ 40
  Mondriaan's Dream 4/7/2008 38 %
6 \ 16
  Coin Collector 4/6/2008 46 %
6 \ 13
  Largest Rectangle in a Histogram 4/6/2008 13 %
8 \ 64
  Paths on a Grid 4/6/2008 22 %
16 \ 73
  How many Fibs? 4/6/2008 34 %
19 \ 56
  Sequence Game 4/4/2008 0 %
0 \ 1
  Necklaces 4/4/2008 0 %
0 \ 8
  Football League 4/4/2008 -
0 \ 0
  Run Length Encoding 4/3/2008 21 %
15 \ 73
  Boolean Logic 4/3/2008 75 %
3 \ 4
  Magic Bitstrings 4/3/2008 40 %
2 \ 5
  Antimonotonicity 4/3/2008 18 %
10 \ 55
  Factstone Benchmark 4/3/2008 30 %
23 \ 77
  Expressions 4/3/2008 37 %
7 \ 19
  Ambiguous permutations 4/2/2008 33 %
33 \ 101
  The Hardest Problem Ever 4/2/2008 74 %
35 \ 47
  Exchange Rates 4/2/2008 15 %
4 \ 26
  Fold 4/2/2008 50 %
1 \ 2
  Drink, on Ice 4/2/2008 28 %
12 \ 43
  Wine trading in Gergovia 4/2/2008 29 %
11 \ 38
  Code 4/2/2008 16 %
3 \ 19
  106 miles to Chicago 4/2/2008 51 %
25 \ 49
  Distance 3/29/2008 11 %
5 \ 45
  Syntax Included 3/27/2008 12 %
8 \ 65
  Ratio 3/21/2008 35 %
9 \ 26

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