1. History of submissions
  2. (plaintext version)

He Xianchao

@hxc314159

China, 南昌

Joined Aug 2025

World Rank: #128043 (0 points)

Institution: MIT

nothing

Activity over the last year

Effectiveness

 Problems solved
2
 Solutions submitted
3

Problems

List of solved classical problems:

ARMY
ONP

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