change

diff --git a/Robust/src/README b/Robust/src/README
index e1ebfaeee085daaf5581f5a7d8cc91189064c64b..38c877fd555c652f0ad177016a55fb029e57eb49 100644 (file)
--- a/Robust/src/README
+++ b/Robust/src/README
@@ -9,6 +9,7 @@ make
 3) To run the compiler on a source file (For example to compile
 Tests/Array.java):
 java -cp ../cup/:. Main.Main -mainclass Array Tests/Array.java
+NOTE: The mainclass option specifies the class that contains the main method
 
 4) To compiler and link the output of the compiler do:
 gcc -IRuntime -I. -O0 -g methods.c Runtime/runtime.c