Consider the code: <pre><code class='java'> publi

Consider the code:


public class MyCalculator {
    public static void main(String[] args) {
     // Insert here
    }
}

Which of the following should be inserted in the code to print 3.1416?

System.out.printf("%6.4f", Math.PI);
System.out.printf("%6d.4f", Math.PI);
new PrintWriter().format("%6.4f", Math.PI);
new Formatter().format("%6.4f", Math.PI);

Explanation

Method System.out.printf() prints formatted text, Math.PI is a constant for PI number and correct format string is %6.4f which stands for "Print a floating point number prepending spaces to occupy not less then 6 characters with precision of 4 numbers after dot."