https://www.acmicpc.net/problem/6672
6672번: Electricity
Blackouts and Dark Nights (also known as ACM++) is a company that provides electricity. The company owns several power plants, each of them supplying a small area that surrounds it. This organization brings a lot of problems - it often happens that there i
www.acmicpc.net
코드 줄이기 하다가 한줄 줄여서 계속 틀림 .. ㅎ
