//Printing half pyramid using numbers
 
#include<bits/stdc++.h>
using namespace std;
 
int main(){
 
    int rows;
    // Getting the number of rows.
    cout << "Enter the Number of rows - ";
    cin >> rows;
 
    cout << "Triangle of " << rows << " using integers -\n";
 
    // Main logic to print triangle. 
    for( int i = 0; i < rows; i++ ) {
        for( int j = 0; j <= i; j++ ){
            cout << i + 1 << " ";
        }
        cout<<endl;
    }
 
    return 0;
}
 

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