#include<iostream>
#include<cstdio>
using namespace std;
int school[10];
int classes[10];
int main()
{
int i,day=0,max=0,maxi;
for(i=1;i<=7;i++)
{
cin>>school[i]>>classes[i];
if(school[i]+classes[i]<=8)
day++;
}
if(day==7)
cout<<0;
else
{
for(i=1;i<=7;i++)
{
if(school[i]+classes[i]>max)
{
max=school[i]+classes[i];
maxi=i;
}
}
cout<<maxi;
}
return 0;
}100'
#include<cstdio>
using namespace std;
int school[10];
int classes[10];
int main()
{
int i,day=0,max=0,maxi;
for(i=1;i<=7;i++)
{
cin>>school[i]>>classes[i];
if(school[i]+classes[i]<=8)
day++;
}
if(day==7)
cout<<0;
else
{
for(i=1;i<=7;i++)
{
if(school[i]+classes[i]>max)
{
max=school[i]+classes[i];
maxi=i;
}
}
cout<<maxi;
}
return 0;
}100'