// l10_1.2.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include<conio.h>
#include<stdlib.h>
#include<string.h>
#define SIZE 10
int _tmain(int argc, _TCHAR* argv[])
{
    FILE*fp;
    char ch1[SIZE];
    char ch2[SIZE];
    char ch3[SIZE];
    printf("请输入三个字符串：\n");
    gets(ch1);
    gets(ch2);
    gets(ch3);
    if((fp=fopen("string.txt","w"))==NULL)
    {
        printf("Cannot open file strike any key exit!");
        exit(-1);
    }
    fputs(ch1,fp);
    fputs(ch2,fp);
    fputs(ch3,fp);
    fclose(fp);
    char ch4[SIZE*3]={0};
    if((fp=fopen("string.txt","r"))!=NULL)
    {
        
        fgets(ch4,SIZE*3,fp);
        printf("您输入的字符串为：");
        puts(ch4);
        fclose(fp);
    }
    char ch5[SIZE*3];
    if((fp=fopen("string2.txt","w"))==NULL)
    {
        printf("Cannot open file strike any key exit!");
        exit(-1);
    }
    strcpy(ch5,ch4);
    fputs(ch5,fp);
    fclose(fp);
    if((fp=fopen("string2.txt","r"))==NULL)
    {
        printf("Cannot open file strike any key exit!");
        exit(-1);
    }
    fgets(ch5,SIZE*3,fp);
    fclose(fp);
    _getch();
    return 0;
}

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