c.set(2018, 1, 31, 5, 55, 6);
 System.out.println("年"+c.get(Calendar.YEAR));
 System.out.println("月"+c.get(Calendar.MONTH));
 System.out.println("日"+c.get(Calendar.DAY_OF_MONTH));
 System.out.println("时"+c.get(Calendar.HOUR_OF_DAY));
 System.out.println("分"+c.get(Calendar.MINUTE));
 System.out.println("秒"+c.get(Calendar.SECOND));
}

年2018
月2
日3
时5
分55
秒6