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/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		// your code goes hereint number = 1;
while (number <= 5)
{
   int value = number * 3;
   System.out.print(value + ", ");
   number++;
}
	}
}

Main.java:13: error: cannot find symbol
while (number <= 5)
       ^
  symbol:   variable number
  location: class Ideone
Main.java:15: error: cannot find symbol
   int value = number * 3;
               ^
  symbol:   variable number
  location: class Ideone
Main.java:17: error: cannot find symbol
   number++;
   ^
  symbol:   variable number
  location: class Ideone
3 errors

Standard output is empty