int N=1024;
char str[N];
int flag =0;
while (true)
{
for (int i=0;i<N;i++)
{
str[i]= getche();
if(str[i] =='\t')
{
str[i]='\0';
flag = 1;
break;
}
if(str[i] =='\r')
{
str[i]='\0';
flag = 2;
break;
}
}
//str[i]='\0';
//printf ("--------------\n");
strbuffer =str;
//printf("strbuff is %s\n",strbuffer.c_str());
//printf("_________\n");