Install yasnippet and vala-snippets packages

elpa/yasnippet-20160924.2001/snippets/cc-mode/for

@@ -0,0 +1,7 @@
+# -*- mode: snippet -*-
+# name: for
+# key: for
+# --
+for (${1:i = 0}; ${2:i < N}; ${3:i++}) {
+    $0
+}