User name:  19110502137

Nick name:  tx190417张怀庆

School:  山东理工大学

College:  计算机科学与技术学院

Major:  通信工程

Class:  通信1904

Solved:  41

Submissions:  134

AC Ratio:  30.6%

Rank:  20855

Email:   --

Register Time:  2019-09-07 09:43:22

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