Description
To avoid unsightly burns while tanning, each of the C (1 ≤ C ≤ 2500) cows must cover her hide with sunscreen when they're at the beach. C ......
题目描述
To avoid unsightly burns while tanning, each of the C (1 ≤ C ≤ 2500) cows must cover her hide with sunscreen when they're at the beach. Cow i ......
23w/m
76errors
In this much-travelled world, there are still thousands of places which are inaccessible to tourists. We always assume that villagers i ......