pythagoras calculator

1#Calculator in python
2#No modules required
3qus = input('')
4if(qus=='ADDITON'):
5  no1 = int(input())
6  no2 = int(input())
7  print(no1+no2)
8  
9if(qus=='MULTIPLICATION'):
10  no1 = int(input())
11  no2 = int(input())
12  print(no1*no2)
13
14if(qus=='DIVISION'):
15  no1 = int(input())
16  no2 = int(input())
17  print(no1/no2)
18  
19if(qus=='SUBTRACTION'):
20  no1 = int(input())
21  no2 = int(input())
22  print(no1-no2)

1a^2 + b^2 = c^2