gistfile1.txt

package sunwooks;

import java.io.*;
import java.util.Scanner;

public class light {
	
public static void main(String [] args)throws IOException{
	int size;
	int [][] area;
	int count;
	
	//read File
	Scanner inFile= new Scanner(new File("input.txt"));
	size=inFile.nextInt();
	
	
}
}