摘要: 实验任务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 c 阅读全文
posted @ 2023-12-21 15:58 黄瓜不瓜 阅读(31) 评论(0) 推荐(0)