diff --git a/codewars/6kyu/array-exchange/koronya.js b/codewars/6kyu/array-exchange/koronya.js
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+++ b/codewars/6kyu/array-exchange/koronya.js
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+// [JS][6kyu] Array Exchange
+// array-exchange
+// https://www.codewars.com/kata/5353212e5ee40d4694001114/train/javascript
+
+const exchangeWith = (a, b) => {
+  const tempA = [...a].reverse()
+  const tempB = [...b].reverse()
+  a.length = 0
+  a.push(...tempB)
+  b.length = 0
+  b.push(...tempA)
+}
+
+exchangeWith(['a', 'b', 'c'], [1, 2, 3])