From cd459897246fc8a6be034c554a3098fe0dceda6f Mon Sep 17 00:00:00 2001
From: Habiba Sorour <habiba.sorour2005@gmail.com>
Date: Fri, 7 Aug 2026 22:06:19 +0300
Subject: [PATCH 1/2] added question

---
 source/ch5_loopsanditeration.ptx | 53 ++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/source/ch5_loopsanditeration.ptx b/source/ch5_loopsanditeration.ptx
index 28cbde4..743e916 100644
--- a/source/ch5_loopsanditeration.ptx
+++ b/source/ch5_loopsanditeration.ptx
@@ -183,6 +183,59 @@ public class StringIterationExample {
         </program>
         </listing>
 
+        <exercise label="java_loops_sum_evens_parsons">
+    <statement>
+        <p>
+            Rearrange the blocks to create a Java method that accepts an upper bound integer <c>limit</c> and calculates the sum of all even numbers from 2 up to and including <c>limit</c>. 
+        </p>
+    </statement>
+    <blocks>
+        <block order="1">
+                <cline>public int sumEvens(int limit) {</cline>
+        </block>
+
+        <block order="2">
+            <choice correct="yes">
+                <cline>    int total = 0;</cline>
+            </choice>
+            <choice correct="no">
+                <cline>    int total;</cline>
+            </choice>
+        </block>
+
+        <block order="3">
+            <choice correct="yes">
+                <cline>    for (int i = 2; i &lt;= limit; i += 2) {</cline>
+            </choice>
+            <choice correct="no">
+                <cline>    for (int i = 2; i &lt; limit; i =+ 2) {</cline>
+            </choice>
+        </block>
+
+        <block order="4">
+            <choice correct="yes">
+                <cline>        total += i;</cline>
+                <cline>    }</cline>
+            </choice>
+            <choice correct="no">
+                <cline>        total = i;</cline>
+                <cline>    }</cline>
+            </choice>
+        </block>
+
+        <block order="5">
+            <choice correct="yes">
+                <cline>    return total;</cline>
+                <cline>}</cline>
+            </choice>
+            <choice correct="no">
+                <cline>    return i;</cline>
+                <cline>}</cline>
+            </choice>
+        </block>
+    </blocks>
+</exercise>
+
     </section>
 
     <section xml:id="indefinite-loops">

From c0402e8eb44c8ef47fec7fae1c9ecf06f3431d18 Mon Sep 17 00:00:00 2001
From: Habiba Sorour <habiba.sorour2005@gmail.com>
Date: Fri, 7 Aug 2026 22:16:27 +0300
Subject: [PATCH 2/2] spacing

---
 source/ch5_loopsanditeration.ptx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/ch5_loopsanditeration.ptx b/source/ch5_loopsanditeration.ptx
index 743e916..7c6819b 100644
--- a/source/ch5_loopsanditeration.ptx
+++ b/source/ch5_loopsanditeration.ptx
@@ -234,7 +234,7 @@ public class StringIterationExample {
             </choice>
         </block>
     </blocks>
-</exercise>
+        </exercise>
 
     </section>