JAVA_某年某月的天数（split（））

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Time Limit: 1000MS Memory Limit: 65536KB

输入年和月，判断该月有几天？

输入年和月，格式为年\月。

输出该月的天数。

2009\1

注意判断闰年啊

01import java.util.*;

02

03public class Main {

04        public static void main(String args[]){

05            Scanner input = new Scanner(System.in);

06            int s = 0;

07                        String aa = null;

08                        aa = input.nextLine();

09                        String[] bb = aa.split("\\\\");

10

11                        int[] cc = new int[bb.length];

12                        for(int i = 0;i<bb.length;i++){

13

14                            cc[i] = Integer.parseInt(bb[i]);

15                        }

16

17             switch(cc[1])  

18                {  

19                    case 1:  

20                        s=31;  

21                        break;  

22                    case 2:  

23                    if((cc[0]%4==0&&cc[0]%100!=0)||(cc[0]%400==0))  //判断闰年  

24                        s=29;  

25                    else s=28;  

26                    break;  

27                    case 3:  

28                        s=31;  

29                        break;  

30                    case 4:  

31                        s=30;  

32                        break;  

33                    case 5:  

34                        s=31;  

35                        break;  

36                    case 6:  

37                        s=30;  

38                        break;  

39                    case 7:  

40                        s=31;  

41                        break;  

42                    case 8:  

43                        s=31;  

44                        break;  

45                    case 9:  

46                        s=30;  

47                        break;  

48                    case 10:  

49                        s=31;  

50                        break;  

51                    case 11:  

52                        s=30;  

53                        break;  

54                    case 12:  

55                        s=31;  

56                        break;  

57                }

58            System.out.println(s);

59        }

60}

61

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