Printing square pattern outline using For Loop in C++


Example Program:

Here is the simple program for printing square pattern outline using For Loop in C++.

Source Code

#include<iostream>
using namespace std;
int main()
{
    int i,j,n;
    cout<<"\nEnter the value:";
    cin>>n;
    for(i=1;i<=n;i++)
    {
        cout<<"\n";
        for(j=1;j<=n;j++)
        {
            if(i==1||i==n||j==1||j==n)
                cout<<" *";
            else
                cout<<"  ";
        }
    }
    return 0;
}
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Output

Enter the value:10
 * * * * * * * * * *
 *                 *
 *                 *
 *                 *
 *                 *
 *                 *
 *                 *
 *                 *
 *                 *
 * * * * * * * * * *
                    

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