http://poj.org/problem?id=1046 据说这个题是个水题,但我还是WA了好几次,最后才改对了 #include<cstdio> #include<cstring> #include<iostream> #include<cmath> using namespace std; #define MAXN 1000000.0 ][],b[]; ]; int count ,flag ; int main() { int i; ;i <=…