diff --git a/courses/strings/intro.md b/courses/strings/intro.md
index fff3245..779e535 100644
--- a/courses/strings/intro.md
+++ b/courses/strings/intro.md
@@ -83,5 +83,8 @@ World;
 ```
 
 <div class="quiz">
-قم بأنشاء متغير يحتوي على قيمه سلسله اسمك
+قم بإنشاء متغير و إستخدم تسلسلات التخطي لطباعة النص التالي على وحدة التحكم <br>
+<code>Ich Bin Yazan</code><br>
+<code> am Yazan</code><br>
+يجب أن تكون في أسطر مختلفة
 </div>
diff --git a/testcases/strings/intro.js b/testcases/strings/intro.js
index 4eac26d..e78fe0d 100644
--- a/testcases/strings/intro.js
+++ b/testcases/strings/intro.js
@@ -1,9 +1,42 @@
-// create regex check if the code contains var or cost or let varibale that contain A string
-const regex =  /(var|let|const)\s*[a-zA-Z0-9]*\s*=\s*("|'|`)[a-zA-Z0-9]*\2(;|)/
-if (regex.test(code)) {
+/**
+ * Executes the provided code and captures the output of console.log.
+ * @param {string} code - The code to be executed.
+ * @returns {string} - The captured output of console.log.
+ */
+function handleCodeRun(code) {
+  try {
+      const capturedOutput = [];
+      const originalConsoleLog = console.log;
+      console.log = (...args) => {
+          capturedOutput.push(
+              args.map((arg) => {
+                  if (typeof arg === "object" && arg !== null) {
+                      return JSON.stringify(arg);
+                  }
+                  return arg.toString();
+              }).join(" "),
+          );
+          originalConsoleLog(...args);
+      };
+      if (code) {
+          eval(code);
+      }
+      console.log = originalConsoleLog;
+      return capturedOutput
+  } catch (error) {
+      return `${error}`;
+  }
+}
+
+const output = handleCodeRun(code);
+// const regex = /(let|const|var)\s+\w+\s*=\s*('|`|')\w+(`|'|")/;
+// if (regex.test(code)) {
+//   console.log("You have declared a variable with a string value");
+// }
+
+if (output == "Ich Bin Yazan\nI am Yazan") {
   isPass = true;
-  msg = 'Good job!';
 } else {
-    isPass = false;
-    msg = "تحقق من الشروط المطلوبة"
+  isPass = false;
+  msg = "The output is not correct";
 }
\ No newline at end of file