/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.Scanner;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		double k = 1;
		int n;
		Scanner in = new Scanner(System.in);
			while (in.hasNextInt())
			{
				n = in.nextInt();
				for ( int i = 366 - n; i <= 365; i++ ) {
        			k = k * i;
        			k = k / 365;
        		}
        		System.out.printf("%.8f",100 * ( 1 - k ));
        		System.out.println("%");
        		k=1;
			}
	}
}

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

Mjg=

28