The r means that the string is to be treated as a raw string, which means all escape codes will be ignored.
For an example:
'n' will be treated as a newline character, while r'n' will be treated as the characters followed by n
上一篇 【第81题】给定一个数 n 和 k，要求给出 n 的 第 k 个因子
下一篇 只出现一次的数字
版权所有 ©2023-2025 051e.com
ICP备案号：京ICP备12030808号
