public static void main(String[] args){ Scanner scan = new Scanner(System.in).useDelimiter("\\D");//匹配非数字 System.out.print("请输入当前日期(年-月-日):"); int year = scan.nextInt(); int month = scan.nextInt(); int date = scan.nextInt(); scan.close(); System.out.println("今天是"+year+"年的第"+analysis(year,month,date)+"天"); } //判断天数 private static int analysis(int year, intmonth, int date){ int n = 0; int[] month_date = new int[]{0,31,28,31,30,31,30,31,31,30,31,30}; if((year%400)==0 ||((year%4)==0)&&((year%100)!=0)) month_date[2] = 29; for(int i=0;i<month;i++) n += month_date; return n+date; } |