سوال نفس گیر

Main.cpp

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#include <iostream>

using namespace std;

int main()
{
    int n;
    cin >> n;
    
    int sum = 0;
    
    int a[n];
    int b[n];
    
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }
    
    for (int i = 0; i < n; i++) {
        cin >> b[i];
    }
    
    for (int i = 0; i < n; i++) {
        sum = sum + a[i] * b[i];
    }
    
    cout << sum;

    return 0;
}