1. History of submissions
  2. (plaintext version)

Chih Heng Ku

@koogoo

Taiwan, Taoyuan

Joined Aug 2020

World Rank: #122172 (0 points)

Institution: Tsing Hua University

Activity over the last year

Effectiveness

 Problems solved
3
 Solutions submitted
19

Problems

List of solved classical problems:

INVCNT
PALIN
PRIME1

TODO list of classical problems:

TRAFFICN

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