Java Saved Program: placid-terrain

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import java.util.*;
import java.lang.*;
import java.util.Scanner;
/* Name of the class has to be "Script" only */
class Script
	public static void main (String[] args)
		//Scanner s = new Scanner(;
		//a = s.nextInt();
		int cN = 1;
		int fN = 20;
		while(cN <= fN)