/* 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 X{
	X(){
		val = 1;
	}
	X(int n){
		val = n;
	}
	int val;
}
 
class Y extends X{
	Y(int n){
		super(n);
		val -= 5;
	}
	public void print(){
		System.out.println(val);
	}
}
 
class Sample{
	public static void main(String[] args){
		Y y = new Y(10);
		y.print();
	}
}

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