摘要: task4 代码 1 #include<stdio.h> 2 3 int main() 4 { 5 FILE *fp; 6 fp=fopen("d:\\data4.txt","r"); 7 if(fp==NULL){ 8 printf("fail to open file.\n"); 9 retur 阅读全文
posted @ 2023-12-20 23:16 z0y 阅读(16) 评论(0) 推荐(0)