Solution Climbing Stairs

Author: doitduri

climbing-stairs/doitduri.swift

@@ -0,0 +1,11 @@
+class Solution {
+    func climbStairs(_ n: Int) -> Int {
+        var tables = [0, 1, 2]
+        for i in 3...45 {
+            let result = tables[i-1] + tables[i-2]
+            tables.append(result)
+        }
+
+        return tables[n]
+    }
+}