#include<stdio.h>
int main()
{
    int i,j,n,l;
    char a[200000];
    while(scanf("%d",&n)!=EOF)
    {
    int b[5]={0,0,0,0,0};
        for(i=0;i<n;i++)
        {
            scanf("%c",&a[i]);
            switch(a[i])
            {
            case '1':
                b[0]+=1;
                break;
            case '2':
                b[1]+=1;
                break;
            case '3':
                b[2]+=1;
                break;
            case '4':
                b[3]+=1;
                break;
            case '5':
                b[4]+=1;
                break;
            }
        }
        int max=0;
        for(j=0;j<5;j++)
            if(b[j]>max)
                {
                    max=b[j];
                    l=j;
                }
        printf("%d\n",l+1);
    }
    return 0;
}