티끌 모아 태산

package croatiaAlphabat;

import java.util.Scanner;

public class Main {
	public static void main(String args[]) {
		Scanner scan = new Scanner(System.in);
		String line = scan.nextLine();
		int minusSum = 0;

		for (int i = 0; i < line.length(); i++) {
			if (line.charAt(i) == 'd' && line.charAt(i + 1) == 'z') {
				minusSum++;
			} else if (line.charAt(i) == 'l' && line.charAt(i + 1) == 'j') {
				minusSum++;
			} else if (line.charAt(i) == 'n' && line.charAt(i + 1) == 'j') {
				minusSum++;
			} else if (line.charAt(i) == '=' || line.charAt(i) == '-') {
				minusSum++;
			}
		}
		System.out.println(line.length() - minusSum);
	}
}