feat: resolve fibonacci

04-fibonacci/index.js

@@ -1,4 +1,15 @@
 export function fibonacci(value) {
   // implementar logica aqui
+  let val1 = 0
+  let val2 = 1
+  let valFib
+
+  for (let i = 1; i <= value; i++){
+    valFib = val2 + val1
+    val1 = val2
+    val2 = valFib
+  }
+  
+  return val1
   
 }