Dev - C++ - Como voltear horizontalmente un triangulo en c++ por favor es urgente

#include <iostream>

using namespace std;

int main(int argc, char *argv[]) {

	for(int i=4; i<=10; i++){

		cout<<"  ";

		for(int j=0; j<10-i; j++){

			cout<<"*";

		}

		cout<<" \n";

	}

	return 0;

}

#include <iostream>

using namespace std;

int main(int argc, char *argv[])

{

    for (int i = 0; i <= 10; i++)

    {

        for (int j = 0; j < 10 - i; j++)

            cout << "*";

        cout << endl;

    }

    cout << endl;

    for (int i = 10; i > 0; i--)

    {

        for (int j = 10; j > 0 + i; j--)

            cout << "*";

        cout << endl;

    }

    cout << endl;

    int n = 0;

    for (int i = 10; i > 0; i--)

    {

        for (int j = 10; j > 0 + i; j--)

            cout << " ";

        for (int k = 0; k < 10 - n; k++)

            cout << "*";

        n++;

        cout << endl;

    }

    return 0;

}