//基本思路:m进制转10进制再转n进制 #include <stdio.h> char list[36] = { '0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z' }; int len(char* s) { int i = 0; while (s[i] != '\0') i++; return i; } int ch...