H, A = list(map(int, input().split()))



cnt = 0

while H > 0:

    H -= A

    cnt += 1



print(cnt)

import math

H, A = list(map(int, input().split()))



print((math.ceil(H / A)))

H, A = list(map(int, input().split()))
cnt = 0
while H > 0:
    H -= A
    cnt += 1
print(cnt)

import math

H, A = list(map(int, input().split()))
print((math.ceil(H / A)))

+import math + -cnt = 0 -while H > 0: -    H -= A -    cnt += 1 -print(cnt) +print((math.ceil(H / A)))