/*
 * Copyright 2017 haeun kim
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package algorithm.boj;

import java.io.*;

/**
 * Created by haeun on 2017-10-03
 * Site       : https://www.acmicpc.net/problem/2941
 */

public class Boj2941 {

    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        char[] input = br.readLine().toCharArray();
        int result = 0;
        for(int i=0; i<input.length; i++){
            if(input[i]=='=' || input[i]=='-'){
                result--;
                if(i>1 && input[i-1] == 'z' && input[i-2]=='d'){
                    result--;
                }
            }else if(i>0 && input[i]=='j'){
                if(input[i-1]=='l' || input[i-1]=='n'){
                    result--;
                }
            }

            result++;

        }
        System.out.println(result);
    }

}

Solve No.2941 from Baekjoon Online Judge
Solve No.2941 from Baekjoon Online Judge
