Problems from Croatian Regional Competition in Informatics 2007

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Bard0.001231567137688%2.4Easyen
Circle0.00238735474%6.1Harden
Firefly0.001272532209983%2.6Easyen
Tetris0.0032586378291%2.2Easyen