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from sys import argv
def divide(m, n):
# handle 0 values first
if n == 0:
raise ZeroDivisionError('integer division or modulo by zero')
if m == 0:
return 0
# sign of the result
sign = -1 if (m < 0 and n > 0) or (m > 0 and n < 0) else 1
# now count how many times we can subtract abs(n) from abs(m)
(m, n) = tuple(abs(x) for x in (m,n))
count = 0
while m >= n:
m -= n
count += 1
if sign == -1 and m > 0:
return -(count + 1)
else:
return count * sign
m, n = tuple(int(x) for x in argv[1:3])
print(divide(m, n))
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