diff --git a/main.cpp b/main.cpp
index a9edd254..8b12c6c6 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,5 +1,9 @@
 #include "pip.h"
 
 int main(int argc, char * argv[]) {
+	PIMap<int, PIVector<int> > x;
+	x[3] << 5;
+	piCout << x;
+	x.remove(3);
 	return 0;
-}
\ No newline at end of file
+}