#!/usr/bin/env python3


def gen_num(n):
    s = ""
    for i in range(1, n + 1):
        j = i % 10
        s += str(j) * n
    return int(s)


def main():
    n = int(input())
    res = gen_num(n)
    print(res)


if __name__ == "__main__":
    main()