From e1ddeb4fd42f2fe9b6847df3365d46e485fbda40 Mon Sep 17 00:00:00 2001
From: rl544 <111494264+rl544@users.noreply.github.com>
Date: Fri, 16 Dec 2022 20:35:36 +0900
Subject: [PATCH] =?UTF-8?q?uploaded=20at=202022.=2012.=2016.=20=EC=98=A4?=
 =?UTF-8?q?=ED=9B=84=208:35:35?=
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---
 programmers/소수 찾기/solution.java | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 programmers/소수 찾기/solution.java

diff --git a/programmers/소수 찾기/solution.java b/programmers/소수 찾기/solution.java
new file mode 100644
index 0000000..2acbc82
--- /dev/null
+++ b/programmers/소수 찾기/solution.java	
@@ -0,0 +1,18 @@
+// [문제 링크]: https://school.programmers.co.kr/learn/courses/30/lessons/12921
+
+class Solution {
+    public int solution(int n) {
+        int answer = 0;
+        for(int a = 2; a<=n; a++){
+            int t = 0;
+            for(int b=2; b<=Math.sqrt(a); b++){
+                if(a%b==0) {
+                    t = 1;
+                    break;
+                }
+            }
+            if(t == 0) answer+= 1;
+        }
+        return answer;
+    }
+}
\ No newline at end of file