[백준] 1924 2007년 - Implementation / Java

• 문제 링크

https://www.acmicpc.net/problem/1924

 

• 풀이 코드

import java.io.BufferedWriter;
import java.io.IOException;
import java.io.OutputStreamWriter;

public class Main {

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

        int[] arr = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
        int x = read(), y = read();
        while (x-- > 0) y += arr[x];

        bw.write(new String[]{"MON", "TUE", "WED", "THU", "FRI", "SAT", "SUN"}[--y % 7]);
        bw.flush();
    }

    private static int read() throws IOException {
        int c, n = System.in.read() & 15;
        while ((c = System.in.read()) > 32) n = (n << 3) + (n << 1) + (c & 15);

        return n;
    }

}