Code to Print Lower half and Upper half of Triangle Matrix.cpp

// C++ Program to Print Lowerhalf and Upperhalf of Triangle Matrix


#include<iostream>

using namespace std;

int main()
{
    int a[10][10],i,j,m;
    cout<<"Enter size of the Matrix(min:3,max:5):";
    cin>>m;
    cout<<"\nEnter the Matrix row wise:\n";

    for(i=0;i<m;i++)
        for(j=0;j<m;++j)
            cin>>a[i][j];

    cout<<"\n\n";

    cout<<"Upperhalf  of  Triangle Matrix :: \n";

    for(i=0;i<m;++i)
    {
        for(j=0;j<m;++j)
        {
            if(i<j)
                cout<<a[i][j]<<" ";
            else
                cout<<"  ";
        }

        cout<<"\n";
    }

    cout<<"\n";

    cout<<"Lowerhalf  of  Triangle Matrix :: \n";

    for(i=0;i<m;++i)
    {
        for(j=0;j<m;++j)
        {
            if(j<i)
                cout<<a[i][j]<<" ";
            else
                cout<<" ";
        }
        cout<<"\n";
    }

    return 0;
}