[프로그래머스] ox퀴즈

package lv0;

public class OX퀴즈 {
	public static int cal;
	public static String[] solution(String[] quiz) {
		String[] answer = new String[quiz.length];
		
		for (int i = 0; i < quiz.length; i++) {
			String[] sp=quiz[i].split(" ");
			int x=Integer.parseInt(sp[0]);
			int y=Integer.parseInt(sp[2]);
			int z=Integer.parseInt(sp[4]);
		
			if(sp[1].equals("-")) {
				 cal=x-y;
			}else {
				cal=x+y;
			}
			answer[i]= z==cal? "O":"X";
			System.out.println(answer[i]);
		}//for
	
		return answer;	
	}
		
	
	
	public static void main(String[] args) {
		String[] quiz= {"3 - 4 = -3", "5 + 6 = 11"};
		solution(quiz);
	}

}