Backpacking

#include <string>
#include <iostream>

using namespace std;

int main()
{
    int64_t a, b;
    cin >> a >> b;
    int64_t sum = a + b;
    if((a >= 0 && a <= 1000000) && (b >= 0 && b <= 1000000))
    {
        printf("%ld\n", sum);
    }
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED