[백준 / 입출력] 1924 : 2007년 (Java)

<정답>

import java.io.*;
import java.util.*;

public class Main{
    public static void main(String args[]) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        StringTokenizer st = new StringTokenizer(br.readLine(), " ");
        int X = Integer.parseInt(st.nextToken());
        int Y = Integer.parseInt(st.nextToken());
        
        String[] week = {"SUN", "MON", "TUE", "WED", "THU", "FRI", "SAT"};
        int[] month = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
        int day = 0;
        
        for(int i=0; i<X-1; i++){
            day += month[i];
        }
        day = (day + Y) % 7;
        System.out.print(week[day]);
    }
}

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