diff --git a/codewars/6kyu/simple-fun-56-beautiful-text/koronya.js b/codewars/6kyu/simple-fun-56-beautiful-text/koronya.js
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+// [JS][6kyu] Simple Fun #56: Beautiful Text
+// simple-fun-56-beautiful-text
+// https://www.codewars.com/kata/58899b0c97630e0b70000089/train/javascript
+
+// str을 입력 받아서, num만큼의 길이로 여러토막 만들어서 리턴하는 함수
+const getValidCount = (str, num) => {
+  const resultArr = []
+  for (let i = 0, strLength = str.length; i < strLength; i += num + 1) {
+    resultArr.push(str.slice(i, i + num).length)
+  }
+  return resultArr.every((count) => count === resultArr[0])
+}
+
+const beautifulText = (s, l, r) => {
+  const sLength = s.length
+  for (let i = l; i <= r; i++) {
+    let isAllSpace = true
+    for (let j = i; j < sLength; j += i + 1) {
+      if (s[j] !== ' ') {
+        isAllSpace = false
+        break
+      }
+    }
+    if (isAllSpace && getValidCount(s, i)) {
+      return true
+    }
+  }
+  return false
+}
+
+// beautifulText('Look at this example of a correct text', 5, 15) === true
+// beautifulText('abc def ghi', 4, 10) === false
+// beautifulText('a a a a a a a a', 1, 10) === true
+// beautifulText('ab cd fg xyz', 1, 5) === false
+// beautifulText('aa aa aaaaa aaaaa aaaaa', 6, 11) === true