From 8d890f85750fb9f1c49b4abd6f0b5d6760ee4da6 Mon Sep 17 00:00:00 2001
From: terminaldweller <thabogre@gmail.com>
Date: Mon, 12 Dec 2022 07:00:18 +0330
Subject: 70-go

---
 70-go/go.mod  |  3 +++
 70-go/main.go | 30 ++++++++++++++++++++++++++++++
 2 files changed, 33 insertions(+)
 create mode 100644 70-go/go.mod
 create mode 100644 70-go/main.go

(limited to '70-go')

diff --git a/70-go/go.mod b/70-go/go.mod
new file mode 100644
index 0000000..a3df715
--- /dev/null
+++ b/70-go/go.mod
@@ -0,0 +1,3 @@
+module 70
+
+go 1.19
diff --git a/70-go/main.go b/70-go/main.go
new file mode 100644
index 0000000..0613cfe
--- /dev/null
+++ b/70-go/main.go
@@ -0,0 +1,30 @@
+package main
+
+import "fmt"
+
+func climbStairs(n int) int {
+	var fact func(n int, memo map[int]int) int
+
+	memo := make(map[int]int, n)
+	fact = func(n int, memo map[int]int) int {
+		if _, ok := memo[n]; ok {
+			return memo[n]
+		}
+		if n < 2 {
+			return 1
+		}
+
+		memo[n] = fact(n-1, memo) + fact(n-2, memo)
+		return memo[n]
+	}
+
+	return fact(n, memo)
+}
+
+func main() {
+	fmt.Println(climbStairs(2))
+	fmt.Println(climbStairs(3))
+	fmt.Println(climbStairs(4))
+	fmt.Println(climbStairs(5))
+	fmt.Println(climbStairs(44))
+}
-- 
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