摘要: #include<stdio.h> int main() { int cnt=0; char ch; FILE *fp; fp=fopen("data4.txt","r"); if(fp==NULL) { printf("fail to open file\n"); return 0; } whil 阅读全文
posted @ 2024-06-23 22:32 朱笑雨 阅读(12) 评论(0) 推荐(0)