- Write A Java Program That Reads A Numbers Of Scores And Displays Their Average The Number Of Scores Is An Input To Your 1 (9.06 KiB) Viewed 28 times
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import java.util.*; import java.io.File; import java.io.FileNotFoundException; public class ScannerDemo { * @param args the command line arguments */ public static void main(String[] args) { } for(int index = 0; index < args.length; index++) { System.out.print(args [index]); System.out.print(" "); } System.out.println("\n"); Scanner scanner; if (args.length<1) scanner = new Scanner(System.in); else { try scanner = new Scanner(new File(args[0])) catch (FileNotFoundException e) { scanner = new Scanner(System.in); } } while (scanner.hasNextInt()) { } System.out.print("Echo: "); System.out.println(scanner.nextInt()); System.out.println("Done!");