1#include <iostream>
2using namespace std;
3 
4int main() {
5    int arr[5] = {1, 2};
6    int sum = 0;
7    for (int i = 0; i < 5; i++) {
8        cout << arr[i] << " ";
9        sum += arr[i];
10    }
11    cout << "sum=" << sum;
12    return 0;
13}