#include <stdio.h>
#include <stdlib.h>
#define CNTL_Z '\032'
#define SLEN 50
int main(void){

    char file[SLEN];
    char ch;
    FILE *fp;
    long int count,last;
    puts("Enter the name of the file to be processed:");
    gets(file);
    if((fp=fopen(file,"rb"))==NULL){

        printf("Can't open file...");
        exit(1);
    }
    fseek(fp,0L,SEEK_END);
    last=ftell(fp);
    for(count=1L;count<=last;count++){

        fseek(fp,-count,SEEK_END);
        ch=getc(fp);
        if(ch!=CNTL_Z&&ch!='\r'){

            putchar(ch);
    }
    putchar('\n');
    }
    
    fclose(fp);
    return 0;

}

本文转sinojelly51CTO博客，原文链接：http://blog.51cto.com/pnig0s1992/411888，如需转载请自行联系原作者