题解 | 四季

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int ym = sc.nextInt();
        int month = ym % 100;
        
        String[] seasons = {
            "winter", "winter", "winter",  
            "spring", "spring", "spring",  
            "summer", "summer", "summer",  
            "autumn", "autumn", "autumn"   
        };
        System.out.print(seasons[month]);
    }
}

数组映射