extra4.c

  1 #include <stdio.h>
  2 #include <math.h>
  3
  4 struct point
  5 {
  6         float x;
  7         float y;
  8 };
  9
 10 float distance(struct point, struct point);
 11 void enter_a_point(struct point *);
 12
 13 int main(void)
 14 {
 15         struct point pt1, pt2;
 16
 17         enter_a_point(&pt1);
 18         enter_a_point(&pt2);
 19         printf("Distance between the points = %.2f\n", distance(pt1, pt2));
 20
 21         return 0;
 22 }
 23
 24 float distance(struct point p1, struct point p2)
 25 {
 26         return sqrt( pow(p2.x-p1.x, 2) + pow(p2.y-p1.y, 2));
 27 }
 28
 29 void enter_a_point(struct point *p)
 30 {
 31         printf("\nEnter an X coordinate: ");
 32         scanf("%f", &p->x);
 33
 34         printf("\nEnter a Y coordinate: ");
 35         scanf("%f", &p->y);
 36 }