[백준] 2839번 : 설탕배달 - Python(파이썬)

www.acmicpc.net/problem/2839

2839번: 설탕 배달

풀이

코드

weight = int(input())
total = 0
while True:
    if (weight % 5) == 0:
        total =total + (weight//5)
        print(total)
        break
    weight = weight-3
    total =total+ 1
    if weight < 0:
        print("-1")
        break