摘要: 实验4 #include<stdio.h> int main() { FILE *fp; fp=fopen("d:\\data4.txt","r"); if(fp==NULL){ printf("fail to open file.\n"); return 1; } char ch; int cnt 阅读全文
posted @ 2023-12-21 10:31 天要下鱼吗 阅读(11) 评论(0) 推荐(0)