ModAdd

a = int(input())
b = int(input())

result = 0
divider = 10

while a != 0 and b != 0:
    a_n = a % divider
    b_n = b % divider

    s = a_n + b_n

    if s >= divider:
        s = s % divider

    result += s
    a -= a_n
    b -= b_n
    divider *= 10

if a == 0:
    result += b

if b == 0:
    result += a

print(result)

Test 1

Verdict: ACCEPTED

Test 2

Verdict: TIME LIMIT EXCEEDED

Test 3

Verdict: TIME LIMIT EXCEEDED

Test 4

Verdict: TIME LIMIT EXCEEDED

Test 5

Verdict: TIME LIMIT EXCEEDED

Test 6

Verdict: TIME LIMIT EXCEEDED

Test 7

Verdict: TIME LIMIT EXCEEDED

Test 8

Verdict: TIME LIMIT EXCEEDED

Test 9

Verdict: TIME LIMIT EXCEEDED

Test 10

Verdict: TIME LIMIT EXCEEDED