/* reading in characters from a file */

#include<stdio.h>
int main()
{
	char ch1, ch2, ch3;
	FILE *fptr;

	fptr = fopen("graph.dat", "r");

	fscanf(fptr, "%c%c%c", &ch1, &ch2, &ch3);

	printf("\nYou entered: %c %c %c\n", ch1, ch2, ch3);
	
	printf("which have ascii codes: %d %d %d\n", ch1, ch2, ch3);
}