#2519. C++-GESP 2023-05认证二级-样题-单选题13(拓展)

C++-GESP 2023-05认证二级-样题-单选题13(拓展)

Background

Description

image

image

Format

Input

Output

Samples


20 10

Limitation

1s, 1024KiB for each test case.