백준 1673 치킨 쿠폰

https://www.acmicpc.net/problem/1673

1673번: 치킨 쿠폰

import sys

for i in sys.stdin.readlines():
    n,k=map(int,i.strip().split())

    result = n
    while(n>=k):
        if(n//k>0):
            result+=n//k
            n=n//k+n%k
        else:
            break
    print(result)