#include <math.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#include <limits.h>
#include <stdbool.h>

int main(){
    int n,c1=0,c2=0,c3=0,c4=0,c5=0,j=0,l=0; 
    scanf("%d",&n);
    int types[n];
    int c[n];
    for(int types_i = 0; types_i < n; types_i++){
       scanf("%d",&types[types_i]);
    }
    // your code goes here
    for(j=0;j<n;j++)
        {
        if(types[j]==1)
            {
            c[0]=c[0]+1;
        }
        if(types[j]==2)
            {
            c[1]=c[1]+1;
        }
        if(types[j]==3)
            {
            c[2]=c[2]+1;
        }
        if(types[j]==4)
            {
            c[3]=c[3]+1;
        }
        if(types[j]==5)
            {
            c[4]=c[4]+1;
        }
        
    }
    if(c[0]>c[1])
            l=0;
        else
            l=1;
        
        if(c[l]<c[2])
            l=2;
        else if(c[l]<c[3])
            l=3;
            else if(c[l]<c[4])
            l=4;
            
            printf("%d",l+1);
    return 0;
}