Number pyramid with Zero in Java

package demo;
public class ZeroPyramid
{
 public static void main(String[] args) 
 {
  System.out.println("1");
  for (int r = 2; r <= 8; r++) 
  {
   for (int c = 1; c <= r; c++) 
   {
    if (c == r) {
     System.out.print(r);
    } else {
     System.out.print("0");
    }
   }
   System.out.println();
  }
 }
}

Output:

1
02
003
0004
00005
000006
0000007
00000008

BUILD SUCCESSFUL (total time: 0 seconds)