回文分析C程序：可判断字符串内存储的是否为回文，可判断中英混合字符串。 回文样例：上海自来水来自海上。 ABCBA A我B市B我A-Palindrome analysis C program: to determine whether the string is stored as a palindrome, the judgment of mixed strings. Palindrome Example: Shanghai water from the sea. ABCBA