// Fig. 7.6: BarChart.java
// Bar chart printing program.

public class BarChart 
{
   public static void main( String args[] )
   {
      int array[] = { 0, 0, 0, 0, 0, 0, 1, 2, 4, 2, 1 };

      System.out.println( "Grade distribution:" ); 

      // for each array element, output a bar of the chart
      for ( int counter = 0; counter < array.length; counter++ ) 
      {
         // output bar label ( "00-09: ", ..., "90-99: ", "100: " )
         if ( counter == 10 )
            System.out.printf( "%5d: ", 100 ); 
         else
            System.out.printf( "%02d-%02d: ", 
               counter * 10, counter * 10 + 9  ); 
 
         // print bar of asterisks
         for ( int stars = 0; stars < array[ counter ]; stars++ )
            System.out.print( "*" );

         System.out.println(); // start a new line of output
      } // end outer for
   } // end main
} // end class BarChart



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