From 3e976e7d072beb428e779b6661c5d352bf267ddf Mon Sep 17 00:00:00 2001
From: koronya <koronya@hanmail.net>
Date: Mon, 16 Feb 2026 19:18:38 +0900
Subject: [PATCH] [JS][6kyu] Bingo!

---
 codewars/6kyu/bingo/koronya.js | 54 ++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 codewars/6kyu/bingo/koronya.js

diff --git a/codewars/6kyu/bingo/koronya.js b/codewars/6kyu/bingo/koronya.js
new file mode 100644
index 000000000..8a0acb483
--- /dev/null
+++ b/codewars/6kyu/bingo/koronya.js
@@ -0,0 +1,54 @@
+// [JS][6kyu] Bingo!
+// bingo
+// https://www.codewars.com/kata/5af304892c5061951e0000ce/train/javascript
+
+const isBingo = (arr) => {
+  const rowLen = arr.length
+  const isRowBingo = arr.some((row) => row.every((cell) => cell === true))
+  const isColumnBingo = arr[0].some((_, columnIndex) => arr.every((row) => row[columnIndex] === true))
+  const isDiagonalBingo1 = arr.every((row, index) => row[index] === true)
+  const isDiagonalBingo2 = arr.every((row, index) => row[rowLen - 1 - index] === true)
+
+  return isRowBingo || isColumnBingo || isDiagonalBingo1 || isDiagonalBingo2
+}
+
+const bingo = (card, numbers) => {
+  const cardArr = card.map((row) => [...row])
+  cardArr[3][2] = true
+  numbers.forEach((number) => {
+    const column = number[0]
+    const num = parseInt(number.slice(1), 10)
+    const columnIndex = cardArr[0].indexOf(column)
+    if (columnIndex !== -1) {
+      for (let row = 1; row < cardArr.length; row += 1) {
+        if (cardArr[row][columnIndex] === num) {
+          cardArr[row][columnIndex] = true
+          break
+        }
+      }
+    }
+  })
+
+  const arr = cardArr.slice(1)
+
+  return isBingo(arr)
+}
+
+const card = [
+  ['B', 'I', 'N', 'G', 'O'],
+  [1, 16, 31, 46, 61],
+  [3, 18, 33, 48, 63],
+  [5, 20, 'FREE SPACE', 50, 65],
+  [7, 22, 37, 52, 67],
+  [9, 24, 39, 54, 69],
+]
+
+const a = ['B1', 'I16', 'N31', 'G46', 'O61']
+const b = ['B1', 'I16', 'N31', 'G46', 'O63']
+const c = ['B1', 'I16', 'N31', 'G46']
+const d = ['B1', 'I16', 'N31', 'G46', 'O63', 'O61']
+
+// bingo(card, a)
+// bingo(card, b)
+// bingo(card, c)
+// bingo(card, d)