User name:  18401030023

Nick name:  张东August

School:  山东理工大学

College:  机械工程学院

Major:  仪器科学与技术

Class:  仪器1801

Solved:  12

Submissions:  23

AC Ratio:  52.17%

Rank:  22764

Email:   --

Register Time:  2019-03-12 13:52:54

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