#template

from collections import Counter

def inputlist(): return [int(j) for j in input().split()]

H,A = inputlist()

d = H //A

m = H % A

if m != 0:

    d +=1

print(d)
#template

def inputlist(): return [int(k) for k in input().split()]

#template

H,A = inputlist()

if H % A == 0:

    print((H//A))

else:

    print(((H//A)+1))
# template
from collections import Counter


def inputlist():
    return [int(j) for j in input().split()]


H, A = inputlist()
d = H // A
m = H % A
if m != 0:
    d += 1
print(d)

# template
def inputlist():
    return [int(k) for k in input().split()]


# template
H, A = inputlist()
if H % A == 0:
    print((H // A))
else:
    print(((H // A) + 1))

-from collections import Counter +def inputlist(): +    return [int(k) for k in input().split()] -def inputlist(): -    return [int(j) for j in input().split()] - - +# template -d = H // A -m = H % A -if m != 0: -    d += 1 -print(d) +if H % A == 0: +    print((H // A)) +else: +    print(((H // A) + 1))