摘要: #include <stdio.h> #include <ctype.h> void upper(char *x) { while (*x != '\0') { *x = toupper(*x); x++; } } int main() { char s[] = "De poca estabilid 阅读全文
posted @ 2020-06-20 08:10 profesor 阅读(133) 评论(0) 推荐(0) 编辑