solution on climbing-stairs

Author: Lustellz

climbing-stairs/Lustellz.ts

@@ -1 +1,9 @@
 // week2 goal
+// not knowing how to express, I googled and referenced a bit
+function climbStairs(n: number): number {
+    let stairArray: number[] = [1,2]
+    for(let i = 2;i<n; i++){
+        stairArray.push(stairArray[i-1]+stairArray[i-2])
+    }
+    return stairArray[n-1]
+};