PS2 - NP-hard 1

Problems

Name Solved / Tries Average tries Average tries to solve
A The Citrus Intern 30/123 (24%) 4.10 4.10
B Font 30/70 (43%) 2.33 2.33
C Shopping 25/185 (14%) 6.38 5.32
D Balanced Diet 30/70 (43%) 2.33 2.33
E Exits in Excess 31/61 (51%) 1.97 1.97