Smallest 2 elements in an array in Swift

program/program/find-the-smallest-two-elements-in-an-array/FindTheSmallestTwoElementsInAnArray.swift

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+import Foundation
+
+func findSmallestTwoElements(in array: [Int]) -> (Int, Int)? {
+    guard array.count >= 2 else {
+        print("Array should have at least two elements.")
+        return nil
+    }
+
+    var smallest = Int.max
+    var secondSmallest = Int.max
+
+    for number in array {
+        if number < smallest {
+            secondSmallest = smallest
+            smallest = number
+        } else if number < secondSmallest {
+            secondSmallest = number
+        }
+    }
+
+    return (smallest, secondSmallest)
+}
+
+// Example usage:
+if let result = findSmallestTwoElements(in: [5, 3, 1, 2, 4]) {
+    print("The smallest element is \(result.0) and the second smallest element is \(result.1)")
+} else {
+    print("Unable to find the smallest two elements.")
+}