Homework Introduction

难度：二级

Problem

Problem
GESP1258  [GESP202312二级] 小杨的 H 字矩阵
GESP1135  [GESP202503 二级] 等差矩阵
P392  螺旋方阵
Status
Done
Problem
3
Open Since
2026-1-10 8:00
Deadline
2026-1-18 23:59
Extension
24 hour(s)
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