diff --git a/c++/.gitignore b/c++/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..42afabfd2abebf31384ca7797186a27a4b7dbee8
--- /dev/null
+++ b/c++/.gitignore
@@ -0,0 +1 @@
+/build
\ No newline at end of file