[백준 2810] 컵홀더

문제

https://www.acmicpc.net/problem/2810

2810번: 컵홀더

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내가 작성한 코드

import java.io.*;

public class 백준2810 {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));

        int num = Integer.parseInt(br.readLine());

        String seat = br.readLine();

        int i = 0;
        int count = 0;

        if(seat.contains("L")==false){
            bw.write(Integer.toString(seat.length()));
        }
        else{
            while(i<num){
                if(seat.charAt(i)=='S'){
                    count++;
                    i++;
                }
                else{
                    count++;
                    i += 2;
                }
            }

            bw.write(Integer.toString(count+1));
        }

        bw.close();
    }
}