import java.util.*;
import java.lang.*;
import java.io.*;

// The main method must be in a class named "Main".
class Main {
    public static void main(String[] args) {
        System.out.println("size of Integer: " + Integer.BYTES);
        System.out.println("size of Character: " + Character.BYTES);
        System.out.println("size of Short: " + Short.BYTES);
        System.out.println("size of Long: " + Long.BYTES);
        System.out.println("size of Double: " + Double.BYTES);     
        System.out.println("size of Float: " + Float.BYTES);     
        
    }
}