import java.util.Scanner;

class pascal{

public static void main(String[] arg){

Scanner in = new Scanner(System.in);

System.out.println("Enter the number: ");

int n = in.nextInt();

int[][] arr = pascal1(n);

System.out.println(arr);

in.close();

}

private static int[][] pascal1(int n) {

int[][] pt = new int[n][];

for(int i=0; i<n; i++){

pt[i] = new int[i+1];

pt[i][0]= 1;

for(int j=1; j<i; j++){

pt[i][j] = pt[i-1][j-1]+pt[i-1][j];

}

pt[i][i] = 1;

}

return pt;

}

}