python

# Hello World program in Python

import math

a=input('vvedite a->');

b=input('vvedite b->');

if a>0 and a<=100 and b>0 and b<=1000:

c=math.sqrt(a*a+b*b);

print c;

else:

print ('a,b ne dolzhno byt ne menshe 0 i bolshe 1000 ');