#include<iostream> using namespace std; int sum(int arr[], int a); int main() { int arr[1000], n; cin >> n; for (int i = 0; i < n; ++i) { cin >> arr[i]; cout << sum(arr, n); } } int sum(int arr[], int a) { int i; sum = 0; for (i=0; i<n; ++i) { sum += arr[i]; } return sum; }#include<iostream> using namespace std; int sum(int arr[], int a); int main() { int arr[1000], n; cin >> n; for (int i = 0; i < n; ++i) { cin >> arr[i]; cout << sum(arr, n); } } int sum(int arr[], int a) { int i; sum = 0; for (i=0; i<n; ++i) { sum += arr[i]; } return sum; }