UVa10035 Primary Arithmetic (Python)

 

flag = True

a, b, c = 0, 0, 0

operations = 0

run = True

def count():

    global operations, a, b, c

    if a==0 and b==0 and c==0:

        return

    if (a%10)+(b%10)+c > 9:

        operations = operations + 1

        c = int(((a%10)+(b%10)+c)/10)

        a = int(a/10)

        b = int(b/10)

        count()

    else:

        c = 0

        a = int(a/10)

        b = int(b/10)

        count()

while run == True:

    for s in input().split():

        if flag == True:

            flag = not flag

            operations = 0

            c = 0

            a = int(s)

        else:

            flag = not flag

            b = int(s)

            if(a == 0 and b == 0):

                run = False

                break

            count()

            if(operations == 0):

                print("No carry operation.")

            elif operations == 1:

                print("1 carry operation.")

            else:

                print(f"{operations} carry operations.")