汉字打表

#include <iostream>
#include <stdio.h>
#include <fstream> 
using namespace std;

int main(){
    FILE *fp = fopen("test.txt","wb"); //以写入读入方式创建一个二进制文件，并返回文件指针
    if(fp==NULL){
        printf("can not open the file test.txt!\n");
        exit(1);
    }
    else{
        printf("The file test.txt opened sucessfully!\n");
    }
    int cnt=0;
    char s[3]="  ";
    //循环打表（GB2312-80）
    for(int i = 0xB0;i<=0xF7;i++){ //高8位 
        s[0]=(char)i;
        for(int j = 0xA1;j<=0xFE;j++){ //低8位
            s[1]=(char)j;
                cnt++;
                fprintf(fp,"%s\n",s);
        }

    }
    fclose(fp);
    printf("total：%d\n",cnt); //正确结果：6768
    system("pause");
    return 0;
}