//
// Arrays

import java.util.Scanner;
class ProcArrays
{
	public static void main(String[] args)
	{
		Scanner input = new Scanner(System.in);
		String[] letters = new String[50];
		int[] scores = new int[50];
		int size = 0;
		while(input.hasNextInt())
		{
			scores[size] = input.nextInt();
			size++;
		}
		System.out.println("size = " + size);
		output(scores, size);
		System.out.println("\n\n");
		doubleCurve(scores, size);
		output(scores, size);
		convert(scores, size, letters);
		display(letters, size);
		System.out.println("\n\ndone.\n\n");
	}
	private static void display(String[] grades, int length)
	{
		for(int i=0; i<length; i++)
			System.out.print(grades[i] + " ");
		System.out.println("\n\n");
	}
	private static void output(int[] scores, int size)
	{
		for(int i=0; i<size; i++)
			System.out.print(scores[i] + " ");
		System.out.println("\n\n");
	}
	private static void doubleCurve(int[] grades, int length)
	{
		for(int i=0; i<length; i++)
			grades[i] = 2*grades[i];
	}
	private static void convert(int[] grades, int length, String[] letters)
	{
		for(int i=0; i<length; i++)
		{
			if(grades[i]>=120) letters[i] = "P";
			else	letters[i] = "F";
		}
	}
}