Problems from CTU Open 2011

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Ambiguous Result0.0210993508324%6.4Harden
Collatz Conjecture0.001747490171023%4.1Mediumen
Domino Tiling0.052085901618%7.3Harden
Intergalactic Mortgage0.05166121928023%6.0Harden
Invasion0.04296152052735%4.9Mediumen
Mine the Gradient0.111391902224%7.4Harden
Simple Polygon0.22144663511718%8.8Harden
Text Encryption0.00107156762240%3.4Mediumen