x = int(raw_input('Enter an integer: '))
ans = 0
while ans**3 < abs(x):
ans = ans + 1
if ans**3 != abs(x):
print(str(x) + ' is not a perfect cube')
else:
if x < 0:
nt(raw_input('Enter an integer: '))
ans = 0
while ans**3 < abs(x):
ans = ans + 1
if ans**3 != abs(x):
print(str(x) + ' is not a perfect cube')
else:
if x < 0:
ans = -ans
print('Cube root of' + str(x) + 'is' + str(ans))
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