import java.util.Scanner;

public class Main{
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String str = in.nextLine();
        char cr = str.charAt(0);//提取输入str中的第一个元素,也就是输入字符
        int assci = (int) cr;//将字符转化为对应的ASCII码
        System.out.println(assci);
    }
}