From de171f921713c795581d0128296f1e6b8460f0c7 Mon Sep 17 00:00:00 2001
From: rl544 <111494264+rl544@users.noreply.github.com>
Date: Sat, 17 Dec 2022 22:43:03 +0900
Subject: [PATCH] =?UTF-8?q?uploaded=20at=202022.=2012.=2017.=20=EC=98=A4?=
 =?UTF-8?q?=ED=9B=84=2010:43:03?=
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---
 programmers/정수 제곱근 판별/solution.java | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 programmers/정수 제곱근 판별/solution.java

diff --git a/programmers/정수 제곱근 판별/solution.java b/programmers/정수 제곱근 판별/solution.java
new file mode 100644
index 0000000..0c629b9
--- /dev/null
+++ b/programmers/정수 제곱근 판별/solution.java	
@@ -0,0 +1,9 @@
+// [문제 링크]: https://school.programmers.co.kr/learn/courses/30/lessons/12934
+
+class Solution {
+    public long solution(long n) {
+        long answer = 0;
+        long sqn = (long)Math.sqrt(n);
+        return (n%sqn==0&&(sqn!=n&&sqn!=1||n==1))?(long)Math.pow(sqn+1,2):-1;
+    }
+}
\ No newline at end of file