Problems from CTU Open 2011

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Ambiguous Result0.0210993428324%6.2Harden
Collatz Conjecture0.001747470170223%4.0Mediumen
Domino Tiling0.052085851619%7.3Harden
Intergalactic Mortgage0.05166120527823%6.1Harden
Invasion0.04296150952435%4.9Mediumen
Mine the Gradient0.111391852226%7.3Harden
Simple Polygon0.22144662911618%8.7Harden
Text Encryption0.00107155561840%3.4Mediumen