下面程序从一个二进制文件中读入结构体数据,并把结构体数据显示在终端屏幕上。请填入适当内容。 #include
struct rec { int num; float total; }; void main() { FILE *f; If((f=fopen(“bin.dat”, “rb”))==NULL); {printf(“cannotopen\n”);exit(0);} reout(f); fclose(f); } void reout(_______) { struct rec, r; fread(&r,_______,1,f); while(!feof(f)) { printf(“%df,%f\n”,_______); fread( ,_______,1,f); } }