gcdEuclid op

Enter the first number : 25
Enter the second number : 26
The gcd of 25 and 26 is : 1

Do you want to continue : 1

Enter the first number : 12
Enter the second number : 16
The gcd of 12 and 16 is : 4

Do you want to continue : 1

Enter the first number : 35
Enter the second number : 70
The gcd of 35 and 70 is : 35

Do you want to continue : 0