Problems from ICPC SG Preliminary Contest 2015

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
2048 5164 2468 48% 0.00 2347 2011 86% 2.2
Animal Classification 1232 253 21% 0.03 242 150 62% 6.9
Grid MST 1671 324 19% 0.07 344 198 58% 7.0
ICPC Tutorial 4267 1078 25% 0.00 1096 889 81% 3.2
Panda Chess 1673 353 21% 0.12 332 240 72% 6.0
Pivot 4837 1740 36% 0.00 1394 1119 80% 3.4
Rectangle Land 747 133 18% 0.46 136 87 64% 7.1
Ski 541 90 17% 0.37 118 60 51% 7.4
Triangles 549 82 15% 0.19 127 60 47% 8.7
VisuAlgo Online Quiz 1841 595 32% 0.00 484 414 86% 3.7