Update Detector_Building.ino

1 files changed, 1 insertions, 1 deletions

diff --git a/Detector_Building.ino b/Detector_Building.ino
index c3c6af4..9d53145 100644
--- a/Detector_Building.ino
+++ b/Detector_Building.ino
@@ -39,7 +39,7 @@ void sort(double a[], int n) {
   for (int i = 0; i < n; i++) {
     for (int j = 0; j < n - 1; j++) {
       if (a[j] > a[j + 1]) {
-        int tmp = a[j];
+        double tmp = a[j];
         a[j] = a[j + 1];
         a[j + 1] = tmp;
       }