题目8 今年的第几天？

 1 import java.util.Scanner;
 2
 3 public class Main{
 4     private static int isLeap(int year){
 5         if(year%4==0&&year%100!=0||year%400==0) return 1;
 6         else return 0;
 7     }
 8     private static int[][] dayOfMonth={
 9         {0,0},
10         {31,31},
11         {28,29},
12         {31,31},
13         {30,30},
14         {31,31},
15         {30,30},
16         {31,31},
17         {31,31},
18         {30,30},
19         {31,31},
20         {30,30},
21         {31,31},
22     };
23     public static void main(String[] args) {
24         Scanner in=new Scanner(System.in);
25         while(in.hasNext()){
26             int year=in.nextInt();
27             int month=in.nextInt();
28             int day=in.nextInt();
29             int sum=0;
30             for(int i=1;i<month;i++){
31                 sum+=dayOfMonth[i][isLeap(year)];
32             }
33             sum+=day;
34             System.out.println(sum);
35         }
36     }
37 }