#3774. C++-GESP 2025-06认证二级-编程题01(数三角形)

C++-GESP 2025-06认证二级-编程题01(数三角形)

Background

Description

image

image

Format

Input

Output

Samples

3
3
5
9

Limitation

1s, 1024KiB for each test case.