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dtttien13bt
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Contests written:
1
Min. rating:
1316
Max rating:
1316
Rating
1316
Problems
188
Points
13600
Rating #
2040
Points #
3179
Đinh Trần Thủy Tiên (Tiểu học Tân An 2)
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Hello,tôi tên là Đinh Trần Thủy Tiên.
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