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nguyenhuukienqb2012
About
Problems
Submissions
Contests written
4
Min. rating
1201
Max rating
1333
1201
Rating
180
Problems Solved
23953
Total Points
252
Rating Rank
3
Points Rank
0
Contribution
Nguyễn Hữu Kiên (THCS Đồng Trạch)
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