1. History of submissions
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Xi Chen

@sanadamasayuki

China, Hefei

Joined Jul 2022

World Rank: #10345 (3.4 points)

Institution: Hefei No.45 Middle School

Activity over the last year

Effectiveness

 Problems solved
8
 Solutions submitted
18

Problems

List of solved classical problems:

BUSINESS SEQN
INS14F
INS14H
KNIGHTS
KPGRAPHS
PIE
SELTEAM

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