.cpp

.gitignore

@@ -1,2 +1,2 @@
-!*.cpp
-*
+*
+!*.cpp

test0.cpp

@@ -0,0 +1,7 @@
+#include <iostream>
+int main()
+{
+    using namespace std;
+    cout << "this is gitignore rule test file.";
+    return 0;
+}