[백준] 14909 양수 개수 세기 - Implementation / Java

• 문제 링크

https://www.acmicpc.net/problem/14909

 

• 풀이 코드

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.util.StringTokenizer;

public class Main {

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

        StringTokenizer st = new StringTokenizer(br.readLine());
        int cnt = 0;
        while (st.hasMoreTokens()) if (Integer.parseInt(st.nextToken()) > 0) cnt++;

        bw.write(String.valueOf(cnt));
        bw.flush();
    }

}