From d575ee93e4358ad4cfd7ef5ce196d2e4e143a342 Mon Sep 17 00:00:00 2001
From: Lanre Adedara <lanre.adedara@shara.co>
Date: Thu, 23 May 2024 09:08:52 +0100
Subject: [PATCH] Swift Implementation for LCOF 30

---
 .../README.md"                                | 41 +++++++++++++++++++
 .../Solution.swift"                           | 36 ++++++++++++++++
 2 files changed, 77 insertions(+)
 create mode 100644 "lcof/\351\235\242\350\257\225\351\242\23030. \345\214\205\345\220\253min\345\207\275\346\225\260\347\232\204\346\240\210/Solution.swift"

diff --git "a/lcof/\351\235\242\350\257\225\351\242\23030. \345\214\205\345\220\253min\345\207\275\346\225\260\347\232\204\346\240\210/README.md" "b/lcof/\351\235\242\350\257\225\351\242\23030. \345\214\205\345\220\253min\345\207\275\346\225\260\347\232\204\346\240\210/README.md"
index 7da218b6c8b54..632509df1b53e 100644
--- "a/lcof/\351\235\242\350\257\225\351\242\23030. \345\214\205\345\220\253min\345\207\275\346\225\260\347\232\204\346\240\210/README.md"	
+++ "b/lcof/\351\235\242\350\257\225\351\242\23030. \345\214\205\345\220\253min\345\207\275\346\225\260\347\232\204\346\240\210/README.md"	
@@ -399,6 +399,47 @@ public class MinStack {
  */
 ```
 
+#### Swift
+
+```swift
+class MinStack {
+    private var stack: [Int]
+    private var minStack: [Int]
+
+    init() {
+        stack = []
+        minStack = [Int.max]
+    }
+
+    func push(_ x: Int) {
+        stack.append(x)
+        minStack.append(min(x, minStack.last!))
+    }
+
+    func pop() {
+        stack.removeLast()
+        minStack.removeLast()
+    }
+
+    func top() -> Int {
+        return stack.last!
+    }
+
+    func getMin() -> Int {
+        return minStack.last!
+    }
+}
+
+/**
+ * Your MinStack object will be instantiated and called as such:
+ * let obj = MinStack();
+ * obj.push(x);
+ * obj.pop();
+ * let param_3 = obj.top();
+ * let param_4 = obj.getMin();
+ */
+```
+
 <!-- tabs:end -->
 
 <!-- solution:end -->
diff --git "a/lcof/\351\235\242\350\257\225\351\242\23030. \345\214\205\345\220\253min\345\207\275\346\225\260\347\232\204\346\240\210/Solution.swift" "b/lcof/\351\235\242\350\257\225\351\242\23030. \345\214\205\345\220\253min\345\207\275\346\225\260\347\232\204\346\240\210/Solution.swift"
new file mode 100644
index 0000000000000..cb81fb2993f11
--- /dev/null
+++ "b/lcof/\351\235\242\350\257\225\351\242\23030. \345\214\205\345\220\253min\345\207\275\346\225\260\347\232\204\346\240\210/Solution.swift"	
@@ -0,0 +1,36 @@
+class MinStack {
+    private var stack: [Int]
+    private var minStack: [Int]
+
+    init() {
+        stack = []
+        minStack = [Int.max]
+    }
+
+    func push(_ x: Int) {
+        stack.append(x)
+        minStack.append(min(x, minStack.last!))
+    }
+
+    func pop() {
+        stack.removeLast()
+        minStack.removeLast()
+    }
+
+    func top() -> Int {
+        return stack.last!
+    }
+
+    func getMin() -> Int {
+        return minStack.last!
+    }
+}
+
+/**
+ * Your MinStack object will be instantiated and called as such:
+ * let obj = MinStack();
+ * obj.push(x);
+ * obj.pop();
+ * let param_3 = obj.top();
+ * let param_4 = obj.getMin();
+ */
\ No newline at end of file