package main

import (
	"fmt"
	"strconv"
)

func main() {
	var n int
	fmt.Scan(&n)

	ans := ""
	for i := 1; i <= n; i++ {
		for j := 0; j < n; j++ {
			ans += strconv.Itoa(i % 10)
		}
	}
	fmt.Println(ans)
}