From d9d0d0614d28c60f3a9a2c5d992a96c659e36790 Mon Sep 17 00:00:00 2001
From: Your Name <your_email@whatever.com>
Date: Thu, 2 Nov 2023 13:32:50 +0200
Subject: [PATCH] Solution

---
 src/inverseRobot.js | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/inverseRobot.js b/src/inverseRobot.js
index 4906e020..abef73e9 100644
--- a/src/inverseRobot.js
+++ b/src/inverseRobot.js
@@ -7,7 +7,19 @@
 */
 
 function inverseRobot(robot) {
-  // write code here
+  const result = {};
+
+  for (const key in robot) {
+    const resultKey = robot[key];
+
+    if (result.hasOwnProperty(resultKey)) {
+      return null;
+    }
+
+    result[resultKey] = key;
+  }
+
+  return result;
 }
 
 module.exports = inverseRobot;