Use a loop $($for or while$)$ to read up to $20$ numbers from the user, and compute the running sum of only the even numbers. The sum must be computed within the loop and use a break statement to terminate the program if an odd number is entered. $2.$ Use a loop $($for or while$)$ to read $20$ numbers from the user, and compute the running sum of only the positive numbers. The sum must be computed within the loop and use a