1101.py

while True:
    M, N = map(int, input().split())

    X = min(M, N)
    Y = max(M, N)

    if M <= 0 or N <= 0:
        break

    else:
        add = 0
        result = ''

        for data in range(X, Y + 1):

            result += str(data) + ' '
            add += data

        print(result + "Sum=%d" % add)