diff --git a/compile.sh b/compile.sh
index 46aa215..1ef5f5c 100755
--- a/compile.sh
+++ b/compile.sh
@@ -1,2 +1,2 @@
 #!/usr/bin/bash
-g++ -std=c++17 main.cpp -o main
+g++ -std=c++17 main.cpp -O2 -o main