Problems from North American Invitational Programming Contest (NAIPC) 2015

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Area of Effect1.7125172472510%8.6Harden
Canyon Mapping0.0629271231915%7.3Harden
Extensive Or0.027011376547%4.7Mediumen
Magic Checkerboard0.07441397359515%7.3Harden
Primal Partitions0.0050491728932%5.6Harden
Rainbow Zamboni0.0290252911922%7.3Harden
Sand Art0.04251361911318%6.8Harden
String Stretching0.00835130222117%8.7Harden
Vending Machine0.0296372710815%8.3Harden
Zig Zag Nametag0.00142158664541%4.0Mediumen