Problems from Central Europe Regional Contest (CERC) 2014

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Bricks0.0759161917428%5.6Harden
Can't Stop Playing0.0274547811624%7.7Harden
Good Morning!0.001273936146237%2.7Easyen
Mountainous Landscape0.429641224335%7.8Harden
Outer Space Invaders0.079933459929%6.3Harden
Parades0.281631962122%7.6Harden
Pork Barrel1.6721531462517%7.5Harden
Sums0.00127316298931%4.2Mediumen
The Imp0.093394957816%8.1Harden
Virus Synthesis0.071290881214%9.0Harden
Vocabulary0.081707862833%7.2Harden
Wheels0.0155661323038%3.5Mediumen