Problems from CTU Open 2011

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Ambiguous Result0.0210992978228%5.9Harden
Collatz Conjecture0.001747083160523%3.9Mediumen
Domino Tiling0.052085661624%7.1Harden
Intergalactic Mortgage0.05166103221721%6.0Harden
Invasion0.04296133549637%4.8Mediumen
Mine the Gradient0.111391752229%7.3Harden
Simple Polygon0.2214545399818%9.1Harden
Text Encryption0.00107143458141%3.4Mediumen