1. History of submissions
  2. (plaintext version)

haruya ishikawa

@toraudonn

Japan, Tokyo

Joined May 2020

World Rank: #122156 (0 points)

Institution: Keio

Activity over the last year

Effectiveness

 Problems solved
3
 Solutions submitted
8

Problems

List of solved classical problems:

ONP
PRIME1
TEST

TODO list of classical problems:

PALIN

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