Added dart code for largest element in array

nevxjj/Q4oY4y.dart

@@ -0,0 +1,39 @@
+import 'dart:io';
+
+void main() {
+  stdout.write("Enter the elements of the array (comma-separated): ");
+  String? input = stdin.readLineSync();
+
+  if (input == null) {
+    print("No input provided. Exiting.");
+    return;
+  }
+
+  List<String> elements = input.split(',');
+
+  List<int> numbers = [];
+
+  for (var element in elements) {
+    try {
+      int number = int.parse(element.trim());
+      numbers.add(number);
+    } catch (e) {
+      print("Invalid input: $element is not a valid integer.");
+    }
+  }
+
+  if (numbers.isEmpty) {
+    print("No valid elements entered. Please provide at least one valid integer element.");
+    return;
+  }
+
+  int max = numbers[0]; 
+
+  for (int i = 1; i < numbers.length; i++) {
+    if (numbers[i] > max) {
+      max = numbers[i]; 
+    }
+  }
+
+  print("The largest element in the array is: $max");
+}