Sum

input/code.cpp: In function 'int main()':
input/code.cpp:13:11: warning: 'sum' may be used uninitialized in this function [-Wmaybe-uninitialized]
   sum += a;
           ^

#include <iostream>

using namespace std;

#define ll long long

int main()
{
	int n; cin >> n;
	ll sum;
	for (int i = 0; i < n; i++) {
		ll a; cin >> a;
		sum += a;
	}
	cout << sum << "\n";
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED

Test 10

Verdict: ACCEPTED

Test 11

Verdict: ACCEPTED

Test 12

Verdict: ACCEPTED

Test 13

Verdict: ACCEPTED

Test 14

Verdict: ACCEPTED

Test 15

Verdict: ACCEPTED