1. History of submissions
  2. (plaintext version)

Qinjiang Ren

@ghj1222

China, Hengshui

Joined Jan 2019

World Rank: #21595 (1.4 points)

Institution: No.2 High School

oier

Activity over the last year

Effectiveness

 Problems solved
6
 Solutions submitted
11

Problems

List of solved classical problems:

DIVCNT1
DIVCNT2
DIVCNT3
DIVCNTK
LCS2
LCS3

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