#include <stdio.h>

#include <stdlib.h>

#include <time.h>

#define MSG_LEN 2610

int main(int argc,char **argv)

{

    FILE *fp = NULL;

    char msg_bit;

    int i = ;

    char comma = ',';

    if((fp = fopen("msg.txt","w+")) == NULL)

    {

        printf("Error can't open file!\n");

        return -;

    }

    for(i = ; i<= MSG_LEN;i++ )

    {

        srand((unsigned )time(NULL));

        msg_bit = rand()%;

        fputc(msg_bit + '',fp);

        fputc(comma,fp);

    }

    fclose(fp);

    return ;

}