loops , control structures

a simple java program to print

                       1
                     1 2 1
                   1 2 3 2 1
                 1 2 3 4 3 2 1

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March 31, 2011 at 3:15 PM

class Pyramid{
     public static void main(String[] args){
     int x = 4;  
     for(int i = 1; i <= x; i++) {  
     for(int j = 1; j <= x - i; j++)  
     System.out.print("   ");  
     for (int k = 1; k <=i; k++)  
     System.out.print((k>= 10) ?+ k : "  " + k); 
     for (int k = i-1; k >= 1; k--)  
     System.out.print((k >=10) ?+ k : "  " + k);  
     System.out.println();  
    }  
  }
}

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