#include<iostream>
#include<stdio.h>

using namespace std;

int main ()
{
    int n;
    int a[100][100];
    int win[100];
    scanf("%d",&n);
    int i,j;
    for (i=1;i<=n;i++)
        for (j=1;j<=n;j++)
    {
        cin >>a[i][j];
    }

    int temp=0,t=0;
    for (i=1;i<=n;i++)
        for (j=1;j<=n;j++)
    {
        if (a[i][j]==3) win[i] ++;

        if (win[i]>temp) {temp = win[i]; t = i;}
    }
    cout << t<<endl  ;
    return  0;
}