Problems from 2015 Virginia Tech High School Programming Contest

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Coloring Graphs0.00178445591120%5.4Mediumen
Cracking The Safe0.0028193650954%3.0Mediumen
First Orchard0.0041842622252%4.1Mediumen
Kitten on a Tree0.00866759376956%1.6Easyen
Recount0.0158172376046%2.3Easyen
Set!0.00131222098444%2.0Easyen
The Amazing Human Cannonball0.001407769466760%1.6Easyen
Triangle Ornaments0.0010198061062%2.3Easyen