h, a = list(map(int, input().split()))



ans = 0

while h > 0:

  h -= a

  ans += 1



print(ans)
import math

h, a = list(map(int, input().split()))



ans = 0

print((math.ceil(h/a)))
h, a = list(map(int, input().split()))
ans = 0
while h > 0:
    h -= a
    ans += 1
print(ans)

import math

h, a = list(map(int, input().split()))
ans = 0
print((math.ceil(h / a)))

+import math + -while h > 0: -    h -= a -    ans += 1 -print(ans) +print((math.ceil(h / a)))