[알고리즘] 간단한 식 계산하기 Java

 

class Solution {
    public int solution(String binomial) {
        int answer = 0;
        String[] split = binomial.split(" ");

        switch (split[1]) {
          case "+":
            answer = Integer.parseInt(split[0]) + Integer.parseInt(split[2]);
            break;
          case "-":
            answer = Integer.parseInt(split[0]) - Integer.parseInt(split[2]);
            break;
          case "*":
            answer = Integer.parseInt(split[0]) * Integer.parseInt(split[2]);
            break;
        }

        return answer;
    }
}