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[http://yudongxu.blogspot.com/2012/01/problem-with-test-417.html I have a problem with tester 4.17]<-- I have answered your question on my [http://777sblog.blogspot.com/2012/02/dons-answer-to-his-question-about-test.html blog] since yours is all in Chinese (I think..) I didn't know what button to press...
'''How to submit?''' I ran till the end and then got the "You passed all the tests, wait for the final tester to submit assignment", where is the final tester?
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