Part time IOI contest

Problems

Name Solved / Tries Average tries Average tries to solve
A Secure Doors 1/4 (25%) 2.00 1.00
B Engineering English 1/1 (100%) 1.00 1.00
C Coloring Socks 1/1 (100%) 1.00 1.00
D Closest Sums 1/1 (100%) 1.00 1.00
E A List Game 1/1 (100%) 1.00 1.00