void readtext(){
	FILE *f;
	int i=0;
	int num_text=0;
	char a;
	int i_text=0;
	int acount_text=0;
	
	//acount the num of char and row
	f=fopen(name,"r+");
	a=fgetc(f);
	for(;a!=EOF;){
		if(a=='\n'){
			i++;
		}
		num_text++;
		a=fgetc(f);
	}
	fclose(f);
	row_text=i;

	//write the text to []
	text=(char *)malloc(sizeof(char)*(num_text+1));
	ana_text=(int *)malloc(sizeof(int)*(row_text+1));

	f=fopen(name,"r+");
	a=fgetc(f);
	for(i=0;i<num_text;i++){
		text[i]=a;
		if(a=='\n'&&i_text<=row_text){
			*(ana_text+i_text)=acount_text;
			acount_text=0;
			i_text++;
		}
		else{
			acount_text++;
		}
		a=fgetc(f);
	}
	text[i]='\0';
	*(ana_text+i_text)='\0';
	fclose(f);

	ana_row=(int *)malloc(sizeof(int)*(row_text+1));
	row_display=0;

	for(i=0;i<row_text;i++){
		*(ana_row+i)=*(ana_text+i)/COLS+1;
		row_display+=*(ana_row+i);
	}

}