lab 8 z1 it's more than

#include <iostream>

int main()
{
    using namespace std;
    int n;
    cout << "Enter n: " << endl;
    cin >> n;
    double** mas = new double*[n];
    for (int i = 0; i < n; i++)
        mas[i] = new double[n];
    for (int i = 0; i < n; i++)
        for (int j = 0; j < n; j++)
            mas[i][j]=0;
    double sum = 0;
    double sum2 = -mas[0][0];
    for (int i = 0; i < n; i++)
    {
        cout << endl;
        for (int j = 0; j < n; j++)
        {
            cout << mas[i][j] << " ";
        }
    }
    cout << endl;
    for (int i = 0; i < n; i++)
    {
        for (int j = 0; j < n; j++)
        {if (((i<=j/2)&&(j>=n/2)&&(j-i>=n/2))||((i>=n/2)&&(j>=n/2)&&(j-n+i+1>=n/2)))
            mas[j][i] = 1;
        }
    }
    for (int i = 0; i < n; i++)
    {
        cout << endl;
        for (int j = 0; j < n; j++)
        {
            cout << mas[i][j] << " ";
        }
    }

    return 0;
}