diff --git a/b/bc.bc b/b/bc.bc
new file mode 100755
index 00000000..ef85f630
--- /dev/null
+++ b/b/bc.bc
@@ -0,0 +1,3 @@
+#!/usr/bin/bc -q
+print "Hello World!\n"
+quit
diff --git a/d/dc.dc b/d/dc.dc
new file mode 100755
index 00000000..c07833b4
--- /dev/null
+++ b/d/dc.dc
@@ -0,0 +1,2 @@
+#!/usr/bin/dc
+[Hello World!]p