Problems from CTU Open 2011

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Ambiguous Result0.0210993638624%6.2Harden
Collatz Conjecture0.001747617174623%4.0Mediumen
Domino Tiling0.0520851091615%7.9Harden
Intergalactic Mortgage0.05166134129322%5.8Harden
Invasion0.04296154553234%4.8Mediumen
Mine the Gradient0.1113911102220%7.3Harden
Simple Polygon0.22133969813019%8.4Harden
Text Encryption0.00107158362840%3.3Mediumen