From 13456bc7aa72191e4744c1a36a82029dc0e453b1 Mon Sep 17 00:00:00 2001
From: = <=>
Date: Thu, 8 Feb 2024 13:12:50 +0100
Subject: [PATCH] correct checking for existence

---
 julia/PolyCube.jl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/julia/PolyCube.jl b/julia/PolyCube.jl
index 8754f87..31eaaa1 100644
--- a/julia/PolyCube.jl
+++ b/julia/PolyCube.jl
@@ -44,8 +44,8 @@ function generate_children(pcube::PolyCube, n_max::Int)
     for root_cube ∈ pcube.last_added
         for neighbor ∈ neighbors(root_cube...)
             pos_growth_candidates = searchsortedfirst(growth_candidates, neighbor)
-            # consider flipping following ||, it MAY imrove performance, leave the first IN PLACE!!!
-            if pos_growth_candidates > length(growth_candidates) || growth_candidates[pos_growth_candidates] != neighbor || !isempty(searchsorted(cubes, neighbor))
+            # consider flipping following &&, it MAY imrove performance
+            if (pos_growth_candidates > length(growth_candidates) || growth_candidates[pos_growth_candidates] != neighbor) && isempty(searchsorted(cubes, neighbor))
                 insert!(growth_candidates, pos_growth_candidates, neighbor)
             end
         end