a = int(input("What's the first number? ")) b = int(input("What's the second number? ")) while 1: r=a%b if not r: break a=b b=r print('GCD is:', b)
a = int(input("What's the first number? ")) b = int(input("What's the second number? ")) while 1: r=a%b if not r: break a=b b=r print('GCD is:', b)