From cc86db4dc32b837265e6952b628ee55aadf4912f Mon Sep 17 00:00:00 2001
From: Zhuolun Lang <z.lang@student.unimelb.edu.au>
Date: Sun, 2 Sep 2018 13:16:18 +1000
Subject: [PATCH] Update Machine.java

---
 mutants/mutant-2/swen90006/machine/Machine.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mutants/mutant-2/swen90006/machine/Machine.java b/mutants/mutant-2/swen90006/machine/Machine.java
index 9bf5731..cd0dcdf 100644
--- a/mutants/mutant-2/swen90006/machine/Machine.java
+++ b/mutants/mutant-2/swen90006/machine/Machine.java
@@ -106,7 +106,7 @@ public class Machine
 
   private int parseReg(String s) throws InvalidInstructionException
   {
-    if (s.length() < 2){
+    if (s.length() < 3){
       throw new InvalidInstructionException();
     }
     if (s.charAt(0) != 'r'){
-- 
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