摘要: 必须在tc中运行1.#include #includevoid mysound(unsigned int freq,int times){ int i;union{int n;char c[2];}count;char bits;count.n=1193180... 阅读全文
posted @ 2018-04-03 16:09 ~~zcy 阅读(231) 评论(0) 推荐(0) 编辑