Assignemnt #74, Safe Square Root
Code
/// Name: Alex Pinder
/// Period: 5
/// Program Name: Safe Square Root
/// File Name: prog47.java
/// Date Complete: 1/26/16
import java.util.Scanner;
public class prog74
{
public static void main( String[] args )
{
Scanner keyboard = new Scanner(System.in);
double number, answer;
System.out.println( "Square Root!" );
do
{
System.out.print( "Enter a nmber: " );
number = keyboard.nextDouble();
if ( number >= 1 )
{
answer = Math.sqrt(number);
System.out.println( "The square root of " + number + " is " + answer + "." );
}
else if ( number <= 0 )
System.out.println( "You can't square root a negative number." );
} while ( number <= 0 );
}
}
Picture of the output