[백준] 5532번 방학 숙제

from math import ceil
 
 
def solution():
    lst = [int(input()) for _ in range(5)]
    kor_ = ceil(lst[1]/lst[3])
    math_ = ceil(lst[2]/lst[4])
    if kor_ > math_:
        return lst[0] - kor_
    return lst[0] - math_
 
 
res = solution()
print(res)