package main

import (
	"bufio"
	"fmt"
	"os"
	"strconv"
)

func nextInt(sc *bufio.Scanner) int {
	sc.Scan()
	v, _ := strconv.Atoi(sc.Text())
	return v
}

func main() {
	sc := bufio.NewScanner(os.Stdin)
	sc.Split(bufio.ScanWords)
	N := nextInt(sc)
	L := make([]int, 6+1)
	for i := 0; i < N; i++ {
		L[nextInt(sc)]++
	}
	maxCnt := 0
	for i := 1; i < len(L); i++ {
		maxCnt = max(maxCnt, L[i])
	}
	maxLevel := -1
	for i := 1; i < len(L); i++ {
		if L[i] == maxCnt {
			maxLevel = max(maxLevel, i)
		}
	}
	fmt.Println(maxLevel)
}
func max(a, b int) int {
	if a > b {
		return a
	}
	return b
}