Submission #1412039

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Source Code Expand

import java.io.*;

public class Main {
    public static void main(String[] args) throws IOException{
        InputStreamReader isr = new InputStreamReader(System.in);
        BufferedReader br = new BufferedReader(isr);
        String buf = br.readLine();

        int N = Integer.parseInt(buf);
        String S = br.readLine();

        int cnt=0, i=0, k;
        boolean bool;

        while(true){
            bool = true;
            for(k=3;k>0;k--){
                if(i+k < N && S.charAt(i+k)=='.'){
                    i += k;
                    bool = false;
                    break;
                }
            }
            if(bool){
                i += 3;
                cnt++;
            }
            if(i==N-1) break;
        }
        System.out.println(cnt);
    }
}

Submission Info

Judge Result