Minor corrections to README for basic-user-interaction example.

diff --git a/examples/basic-user-interaction/README.md b/examples/basic-user-interaction/README.md
index 74fae95..6764552 100644 (file)
--- a/examples/basic-user-interaction/README.md
+++ b/examples/basic-user-interaction/README.md
@@ -88,17 +88,20 @@ substitutions in the string followed by the two substitutions in order, first a
 pointer to a string and then an integer. Finally, we have the string itself,
 with a null terminator at the end.
 
 pointer to a string and then an integer. Finally, we have the string itself,
 with a null terminator at the end.
 

-It is time to call `printf and then exit.
+It is time to call `printf` and then exit.

 
     NSTTSSSN            | JSR > 1000 (printf)
     NNN                 | Terminate program
 
 
     NSTTSSSN            | JSR > 1000 (printf)
     NNN                 | Terminate program
 

-Do not forget to include the library files for any subroutines called.
+Do not forget to include the library files for any subroutines called. These
+must be placed outside the path of normal execution flow. The end of the file
+is usually suitable.

 
     #include <stdio.pvvs>
     #include <string.pvvs>
     #include <convert.pvvs>
 
 
     #include <stdio.pvvs>
     #include <string.pvvs>
     #include <convert.pvvs>
 

-The file `hello.pvvs` contains the program discussed and may be executed with a
-`make run` in this directory.
+That's the whole program. The file `hello.pvvs` contains an uncommented version
+of this exact source code and may be executed with a `make run` in this
+directory.