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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12. 		int tot = 0; 
  13.     int k; 
  14.  
  15.     for ( k = 0 ; k < len ; k++ )  
  16.     { 
  17.       tot += k; 
  18.     } 
  19.  
  20.     System.out.println( tot );
  21. 	}
  22. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
Main.java:15: error: cannot find symbol
    for ( k = 0 ; k < len ; k++ )  
                      ^
  symbol:   variable len
  location: class Ideone
1 error
stdout
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Standard output is empty
https://ideone.com/Ct2gmP
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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