求AC

#include<iostream>
#include<cstdio>
#include<cmath>
#include<vector>
#include<list>
#include<deque>
#include<set>
#include<map>
#include<algorithm>
#include<functional>
#include<iterator>
#include<cstring>
#include<ctime>
#include<cstdlib>
#include<fstream>
#include<sstream>
#include<iomanip>//fixed<<setprecision
using namespace std;

int main(){
double a,c;
int b[8],d=0,e=0;
cin>>a;
cin>>c;
b[1]=c+a;
for(int i=2;i<=7;i++) {
cin>>a>>c;
b[i]=c+a;
if(b[i]>b[i-1]) 
{
d=i;e=b[i];
}
}
if(e>8) cout<<d;
else cout<<0;
return 0;	
}