ModAdd

#include <iostream>
#include <cstdio>
#include <cmath>
#include <algorithm>
#include <vector>
using namespace std;


int main()
{
	ios::sync_with_stdio(0);
	int a, b;
	int ans;
	while(scanf("%d %d", &a, &b)!=EOF){
		ans = 0;
		if(a<b) swap(a,b);
		for(int i=1; a>0; i*=10)
		{
			int tmp = (a%10+b%10)>=10?(a%10+b%10)-10:(a%10+b%10);
			ans += i*tmp;
			a=a/10;
			b=b/10;
		}
		printf("%d\n", ans);
	}	

	return 0;
}

Test 1

Verdict: WRONG ANSWER

Test 2

Verdict: WRONG ANSWER

Test 3

Verdict: WRONG ANSWER

Test 4

Verdict: WRONG ANSWER

Test 5

Verdict: WRONG ANSWER

Test 6

Verdict: WRONG ANSWER

Test 7

Verdict: WRONG ANSWER

Test 8

Verdict: ACCEPTED

Test 9

Verdict: WRONG ANSWER

Test 10

Verdict: WRONG ANSWER