MnZn求助Java

//P5737
import java.util.*;
public class P5737{
	static int[] ans;
	static boolean judge(int yr) {
		return (yr % 400 == 0) || (yr % 4 == 0 && yr % 100 != 0);
	}
	public static void main(String[] args) {
		ans = new int[360];
		int cnt = 0, st = 0, ed =0;
		try (Scanner scan = new Scanner(System.in)) {
			st = scan.nextInt();
			ed = scan.nextInt();
			while(st % 4 != 0)
				st++;
			do {
				if(judge(st)) {
					ans[cnt] = st;
					cnt++;
				}
				st += 4;
			}while(st <= ed);
			System.out.println(cnt);
			for(int i = 0; i < cnt; i++) {
				System.out.print(ans[i]);
				System.out.print(' ');
			}
			System.out.println();
			scan.close();//有无均会报错
		}
	}
}