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/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.Scanner;
 
/* Name of the class has to be "Main" only if the class is public. */
public class DoLoop 
{
public static void main(String[] args)
{
Scanner in = new Scanner(System.in);
 
double value;
do
{
    System.out.print("Enter a number >= 0: ");
    value = in.nextDouble();
    }
      while (value < 0);
      double root = Math.sqrt(value);
      System.out.println("The square root of the number is " + root);
 23     }
 24  }

Main.java:24: error: not a statement
 23     }
 ^
Main.java:24: error: ';' expected
 23     }
   ^
Main.java:25: error: illegal start of type
 24  }
 ^
Main.java:25: error: ';' expected
 24  }
   ^
Main.java:25: error: reached end of file while parsing
 24  }
      ^
5 errors

Standard output is empty