POJ3664

//知道为什么几次提交都是WA了，原来是struct没有初始化，对于任何程序，细节决定成败#include<iostream>#include<algorithm>using namespace std;#define SIZE 50010struct vote{vote(): a(0),b(0),num(0){};int a;int b;int num;};int cmp1(vote t1,vote t2){return t1.a>t2.a;}int cmp2(vote t1,vote t2){return t1.b>t2.b;}int main(){vote cow[SIZE];int m,n;cin>>m>>n;for(int i=0;i<m;++i){cin>>cow[i].a>>cow[i].b;cow[i].num=i+1;}sort(cow,cow+m,cmp1);sort(cow,cow+n,cmp2);cout<<cow[0].num<<endl;return 0;}