/*　　　　在我们现在使用的日历中 , 闰年被定义为能被4整除的年份， */

/* 但是能被100整除而不能被400整除的年是例外，它们不是闰年。 */

/*输入包含若干行，每行包含一个正整数，表示从 2000年1月1日开始逝去的天数。 */

/*输入最后一行是-1, 不必处理。可以假设结果的年份不会超过9999。 */

/*对每个测试样例，输出一行，该行包含对应的日期和星期几。格式为YYYY-MM-DD */

/*"DayOfWeek”,其中 “DayOfWeek” 必须是下面中的一个： "Sunday", */

/*"Monday", "Tuesday", "Wednesday", "Thursday", "Friday" and "Saturday“。*/-/* We now use the calendar, leap year is defined as a year divisible by 4,*//* but can be divisible by 100 and not divisible by 400 years is an exception, they are not leap years.*//* Input contains several lines, each line contains a positive integer, the number of days elapsed from January 1, 2000.*//* Input last line is-1, do not have to deal with. Can assume that the results of the year will not exceed 9999.*//* For each test case, output a line, the line that contains the corresponding date and day of the week. Format is YYYY-MM-DD*//* " DayOfWeek" , " DayOfWeek"　must be one of the following: " Sunday" ,*//* " Monday" , " Tuesday" , " Wednesday" , " Thursday"　" Friday"　and " Saturday" .* /