Karkit

input/vastaus2.java:2: error: class Main is public, should be declared in a file named Main.java
public class Main {
       ^
1 error

import java.util.Scanner;
public class Main {
	public static void main (String [] args){
		Scanner lukija = new Scanner(System.in);
		int eka = Integer.valueOf(lukija.nextLine());
		int toka = Integer.valueOf(lukija.nextLine());
		int kolmas = Integer.valueOf(lukija.nextLine());
		System.out.println(eka-(toka+kolmas));
	}
}