From d0ad2baedaa53bb6ff1bc79c12051e34793c5bee Mon Sep 17 00:00:00 2001
From: mo <mo.khan@gmail.com>
Date: Sat, 13 Jul 2019 16:05:28 -0600
Subject: validate day/month boundaries

---
 src/Q6/WeekDay.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/Q6/WeekDay.java')

diff --git a/src/Q6/WeekDay.java b/src/Q6/WeekDay.java
index e7ccc11..c1fb573 100644
--- a/src/Q6/WeekDay.java
+++ b/src/Q6/WeekDay.java
@@ -34,7 +34,8 @@ public class WeekDay {
   }
 
   private void ensureValidDate(int year, int month, int day) {
-    if (day < 1 || day > MONTHS[month - 1]) throw new IllegalArgumentException();
+    if (month < 1 || month > 12 || day < 1 || day > MONTHS[month - 1])
+      throw new IllegalArgumentException();
   }
 
   public static void main(String[] args) {
-- 
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