1. History of submissions
  2. (plaintext version)

Chain Zhang

@chainz

United States

Joined Oct 2014

World Rank: #63395 (0.2 points)

Activity over the last year

Effectiveness

 Problems solved
5
 Solutions submitted
23

Problems

List of solved classical problems:

CRYPTO1
ONP
PRIME1
TEST
TETRA

TODO list of classical problems:

HMRO TINKUJOB
RS2D

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