// Template for IS2610 ASN1 spanning tree gendist.c program
#include <stdio.h>
#define	MAXN	1300
float xpos[MAXN], ypos[MAXN];
int npoints;			// keep track of actual # of points read
#define	MAXL	300		// A generous max line length
char line[MAXL];

float dist(float x0, float y0, float x1, float y1) {
	float dx, dy, d;
	/*
	 * Insert your code for the Pythagorean distance between 2 points
	 */
	return(d);
}

main() {
	int i, j;
	// This loop reads the latitude and longitude values from latlong.txt
	while(fgets(line, MAXL, stdin)) {
		if(sscanf(line, "%f %f", &xpos[npoints], &ypos[npoints]) != 2)
			break;
		npoints++;
	}
	/*
	 * Insert your code here to print all of the city to city distances.
	 * The output will be "%f %d %d %f %f %f %f\n" format with
	 * the distance, i, j, and both city x y positions.
         */
	return(0);
}