import java.io.*; public class prints { public static int prints(int j) { if(j<1) return 0; else return j; } public static void main(String args[]) { int n,i,j,k; String str; n=5; System.out.println("Please input the number:"); try { DataInputStream in=new DataInputStream(System.in); str=in.readLine(); n=Integer.parseInt(str); } catch(Exception e){} for(i=n;i<=n;i--) { for (j = 1, k = i; j <= n - k + 1; j++) { System.out.print(prints(j)+" "); } System.out.println(); if (i == 1) break; } } }