import sys
input=sys.stdin.readline
def I(): return int(input())
def MI(): return map(int, input().split())
def LI(): return list(map(int, input().split()))

def main():
    mod=10**9+7
    N=I()
    now=""
    for i in range(1,N+1):
        a=str(i%10)*N
        now+=a
        
    print(now)
        


main()