update solve problem to Function composition

Author: nutkiattisak

2629. function-composition/index.js

@@ -0,0 +1,10 @@
+const compose = (functions) => {
+    return (x) => {
+        let temp = x
+        for(let i = functions.length - 1; i >= 0; i--){
+            temp = functions[i](temp)
+        }
+        return temp
+        
+    }
+}