#include<stdio.h>
#include<stdlib.h>
int main()
{
int i, x, y, n, max = 0, w, sumx=0, sumy=0 ;
scanf("%d", &n);
for (i = 0; i < n; i++)
{
scanf("%d%d", &x, &y);
sumx += x;
sumy += y;
if (abs(sumx-sumy)>abs(max))
max = sumx-sumy;
}
if (max > 0)
w = 1;
else
w = 2;
printf("%d%d\n", w, abs(max));
return 0;
}