#P1967. From A to B

    ID: 774 传统题 1000ms 128MiB 尝试: 0 已通过: 0 难度: (无) 上传者: 标签>2019 ACM Southeast USA regional(10小时马拉松赛)

From A to B

题目描述

PDF

输入格式

AS shown in the PDF.

输出格式

AS shown in the PDF.

样例

103 27 

4 

3 8 

5 

提示

sourced from 2019 ACM Southeast USA regional(10小时马拉松赛)


by QLU_杨光耀