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;

}