编程题：What's the date tomorrow？

Enter today's date and output tomorrow's date.

### Input Specification:

Enter 3 integers separated by "-" to represent the year, month and day of today's date. Make sure that the date is correct. For example: 2009-5-12

### Output Specification:

Output 3 integers separated by "-", representing the year, month and day of tomorrow's date. For example: 2009-5-13

### Sample Input #1:
in
2009-5-12


### Sample Output #1:
out
2009-5-13

### Sample Input #2:
in
2009-5-31


### Sample Output #2:
out
2009-6-1

### Sample Input #3:
in
2009-12-31


### Sample Output #3:
out
2010-1-1












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