(백준) 자바 - 1152 단어의 개수

package com.baekjoon;

import java.io.BufferedReader;
import java.io.InputStreamReader;

public class backjoon1152 {
  public static void main(String[] args) throws Exception {
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    String[] str = br.readLine().split(" ");
    int count = str.length;
    for(int i = 0; i < str.length; i++) {
      if(str[i].equals("")) {
        count--;
      }
    }
    System.out.println(count);
  }
}