From 2ec719ec3ec6afc6739e2dfede97272994c28ef1 Mon Sep 17 00:00:00 2001
From: luckylooky2 <luckylooky2@naver.com>
Date: Wed, 31 Jul 2024 16:47:35 +0900
Subject: [PATCH] =?UTF-8?q?07.31:=20math(=ED=8F=89=EA=B7=A0=EC=9D=80=20?=
 =?UTF-8?q?=EB=84=98=EA=B2=A0=EC=A7=80)?=
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---
 baekjoon/4344.js | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 baekjoon/4344.js

diff --git a/baekjoon/4344.js b/baekjoon/4344.js
new file mode 100644
index 0000000..070c7e1
--- /dev/null
+++ b/baekjoon/4344.js
@@ -0,0 +1,19 @@
+// 평균은 넘겠지 : 수학
+const input = require("fs")
+  .readFileSync("/dev/stdin")
+  .toString()
+  .trim()
+  .split("\n")
+  .map((v) => v.split(" ").map((v) => Number(v)));
+const [caseNum] = input.shift();
+const testCases = input;
+const answer = [];
+
+for (const [studentNum, ...scores] of testCases) {
+  const total = scores.reduce((acc, curr) => acc + curr, 0);
+  const avg = total / studentNum;
+  const overAvg = scores.filter((v) => v > avg).length;
+  answer.push(Math.round((overAvg / studentNum) * 100 * 1000));
+}
+
+console.log(answer.map((v) => `${v / 1000}%`).join("\n"));