/* File SestoftTest.java
 * Used for Example 1 in Peter Sestoft's testing notes, 1998.
 *
 */

class SestoftTest{

  public static void main(String[] args){

    int mi, ma;
    if(args.length == 0)                              /* 1 */
      System.out.println("No numbers");
    else
      {
	mi=ma=Integer.parseInt(args[0]);
	for(int i = 1; i<args.length; i++)            /* 2 */
	  {
	    int obs = Integer.parseInt(args[i]);
	    if(obs > ma) ma = obs;                    /* 3 */
	    else if(mi<obs) mi = obs;                 /* 4 */
	  }
	System.out.print("Minimum = " + mi + ";");
	System.out.println(" maximum = " + ma + ".");
	
      }

  }
}