/* 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 Ideone
{

    public static int centuryFromYear(int year) {
        return (year / 100) + (year % 100 == 0 ? 0 : 1);
    }
	public static void main (String[] args) throws java.lang.Exception
	{
		// your code goes here
        System.out.println(centuryFromYear(45));
	}
}