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C语言 #sscanf #代码学习 #codewars 题目链接:IP Validation | Codewars 代码如下: #include <stdio.h> int is_valid_ip(const char *addr) { unsigned n[4], i, nc; // Must b 阅读全文
摘要:
题目链接:https://www.codewars.com/kata/5426d7a2c2c7784365000783/python def balanced_parens(n): ''' To construct all the possible strings with n pairs of b 阅读全文