User name:  lvcheng

Nick name:  lvcheng

School:  北京建筑大学

College:  计算机学院

Major:  计算机科学与技术

Class:  BUCEA

Solved:  34

Submissions:  124

AC Ratio:  27.42%

Rank:  21620

Email:   --

Register Time:  2013-01-16 19:53:19

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