From 376859dd6ce6e7bd79ebde3f2e2b351598e8403a Mon Sep 17 00:00:00 2001
From: MKing8992 <108593905+MKing8992@users.noreply.github.com>
Date: Tue, 10 Dec 2024 21:45:22 -0700
Subject: [PATCH] Fix incorrect math formula in rectangle_center()

Corrected the midpoint calculation in the function by using the proper midpoint formula: [(x2 + x1)/2, (y2 + y1)/2], rather than mistakenly calculating half the distance between points.
---
 16/exercises/10/README.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/16/exercises/10/README.md b/16/exercises/10/README.md
index 16296dc..073b595 100644
--- a/16/exercises/10/README.md
+++ b/16/exercises/10/README.md
@@ -38,8 +38,8 @@ int area_rectangle(struct rectangle r) {
 
 ```c
 struct point rectangle_center(struct rectangle r) {
-    return (struct point) {(r.lower_right.x - r.upper_left.x) / 2,
-                           (r.lower_right.y - r.upper_left.y) / 2};
+    return (struct point) {(r.lower_right.x + r.upper_left.x) / 2,
+                           (r.lower_right.y + r.upper_left.y) / 2};
 }
 ```