c语言如何让指针到txt文件的最后一行开头,急!!!答:include "stdio.h"int main(int argv,char *argc[]){FILE *fp;char s[1000],ch;if((fp=fopen("data.txt","r"))==NULL){printf("Open the file failure...\n");return 0;}fseek(fp,0L,SEEK_END);fseek(fp,-3L,SEEK_CUR);while(fgetc(fp)!='\n')fseek(fp,-2L,SEEK_CUR);...