//
//  main.cpp
//  Pascal Triangle
//
//  Created by Himanshu on 20/09/21.
//

#include <iostream>
using namespace std;


void printPascalTriangle (int n) {
    
    //Base case
    cout<<"1"<<endl;
    
    for (int i=1; i<n; i++) {
        int C = 1;
        for (int j=0; j<=i; j++) {
            
            cout<<C<<" ";
            //We are using (i-j) instead of (i-(j-1)) because
            //calculation is for next or (j+1)th element
            C = C * (i-j)/(j+1);
        }
        cout<<endl;
    }
    
}

int main() {
    int n = 7;
    printPascalTriangle (n);
    return 0;
}