The use of Java Hasnext ()

Java End-of-fileby Shafaet

• Problem
• Submissions
• Leaderboard
• Discussions
• Editorial

"In computing, End of File (commonly abbreviated EOF) are a condition in a computer operating system wher e No more data can is read from a data source. "-(Wikipedia:end-of-file)

the challenge are to read lines of input until you reach EOF, then number and print all lines of CO Ntent.

Hint: The Java ' s scanner.hasnext () method is the helpful for this problem.

Input Format

Read some unknown lines of input from stdin (system.in) until your reach EOF; each line of input cont Ains a non-empty String.

Output Format

For each line, print the line number, followed by a single space, and then the line content received as input.

Sample Input

Hello worldI am a fileRead me until end-of-file.

Sample Output

1 Hello world2 I am a file3 Read me until end-of-file.

Import java.util.*;import java.io.*;import java.text.*;import java.math.*;import java.util.regex.*;class Main{            public static void Main (string[] args) {           Scanner scan = new Scanner (system.in);           for (int i = 1; scan.hasnext (); i++) {               System.out.println (i + "+ scan.nextline ())}        }       Sc.close ();            }

　　

The use of Java Hasnext ()