From cfe832a421ae69c391373d97e0fd07de0d280305 Mon Sep 17 00:00:00 2001
From: Lucas Santana Carneiro <jkdrangel@hotmail.com>
Date: Tue, 23 Oct 2018 15:09:02 -0300
Subject: [PATCH] =?UTF-8?q?Primeira=20recor=C3=AAncia?=
MIME-Version: 1.0
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---
 src/primeira_recorrencia/lucas_jkdrangel/index.js | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 src/primeira_recorrencia/lucas_jkdrangel/index.js

diff --git a/src/primeira_recorrencia/lucas_jkdrangel/index.js b/src/primeira_recorrencia/lucas_jkdrangel/index.js
new file mode 100644
index 0000000..e9ad34e
--- /dev/null
+++ b/src/primeira_recorrencia/lucas_jkdrangel/index.js
@@ -0,0 +1,14 @@
+let array = [...Array(26)].fill(0)
+let key = prompt('Entrada')
+key = key.split('')
+let test = false
+
+key.forEach(el => {
+    array[el.charCodeAt()-'A'.charCodeAt()]+=1
+    if(array[el.charCodeAt()-'A'.charCodeAt()]>1 && !test){
+        console.log(el);
+        test = true
+    }
+});
+if(!test) console.log(null)
+