1. History of submissions
  2. (plaintext version)

Yucheng Zhang

@yzzyc

China

Joined Apr 2005

World Rank: #22467 (1.3 points)

Activity over the last year

Effectiveness

 Problems solved
7
 Solutions submitted
37

Problems

List of solved classical problems:

ARITH
CRYPTO1
ONP
PALIN
PRIME1
SBSTR1
TEST

TODO list of classical problems:

SUDOKU

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