/* 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
	{
		double s1 = 2.0; 
		double s2 = 2.3; 
		double s3 = 2.33;
		double s4 = 2.333;
 
		System.out.format("s1 = %.0f%n", s1);
		System.out.format("s2 = %.1f%n", s2);
		System.out.format("s3 = %.2f%n", s3);
		System.out.format("s4 = %.3f%n", s4);
		System.out.format("s1 = %.0f; s2 = %.1f; s3 = %.2f; s4 = %.3f", s1, s2, s3, s4);
	}
}

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