Problems from 2013 ACM-ICPC North American Qualifier

Name Fastest Total Acc. Ratio Difficulty
4 thought 0.00 14645 5085 35% 2.7easy
Biggest Slice 0.00 1201 297 25% 6.3hard
Erratic Ants 0.00 1674 507 30% 5.0medium
Even Up Solitaire 0.00 7474 3013 40% 2.5easy
Goldbach's Conjecture 0.00 5517 2217 40% 2.2easy
Island Buses 0.00 803 212 26% 7.2hard
Oddities 0.00 36169 19697 54% 1.4easy
Plotting Polynomials 0.00 449 329 73% 2.4easy
Shotcube 0.17 419 65 16% 8.3hard
Ternarian Weights 0.00 1657 546 33% 3.8medium
Trapezoid Walkway 0.00 586 295 50% 3.6medium