From 282bfd1ba562404d5f054c200295891981253cf6 Mon Sep 17 00:00:00 2001
From: Dajeong Choe <hers010801@gmail.com>
Date: Mon, 30 Oct 2023 11:17:45 +0900
Subject: [PATCH] =?UTF-8?q?Baekjoon=20#14916=20:=20=EA=B1=B0=EC=8A=A4?=
 =?UTF-8?q?=EB=A6=84=EB=8F=88?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../bin/Greedy/Problem14916.class             | Bin 0 -> 1087 bytes
 .../src/Greedy/Problem14916.java              |  32 ++++++++++++++++++
 2 files changed, 32 insertions(+)
 create mode 100644 CodingTestStudy1.0/bin/Greedy/Problem14916.class
 create mode 100644 CodingTestStudy1.0/src/Greedy/Problem14916.java

diff --git a/CodingTestStudy1.0/bin/Greedy/Problem14916.class b/CodingTestStudy1.0/bin/Greedy/Problem14916.class
new file mode 100644
index 0000000000000000000000000000000000000000..f70380bd27d0e0ae32bd7f29641a4c77cd56bf63
GIT binary patch
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literal 0
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diff --git a/CodingTestStudy1.0/src/Greedy/Problem14916.java b/CodingTestStudy1.0/src/Greedy/Problem14916.java
new file mode 100644
index 0000000..11f45ed
--- /dev/null
+++ b/CodingTestStudy1.0/src/Greedy/Problem14916.java
@@ -0,0 +1,32 @@
+package Greedy;
+
+import java.io.*;
+
+public class Problem14916 {
+    public static void main(String[] args) throws IOException{
+        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+
+        int N = Integer.parseInt(br.readLine());
+
+        int cnt = 0;
+        
+        while (N > 0){
+            //System.out.println(N);
+            if (N % 5 == 0){
+                cnt += N / 5;
+                N = N % 5;
+            } else {
+                N = N - 2;
+                cnt++;
+            }
+            
+        }
+
+        if (N < 0) {
+			System.out.println(-1);
+		} else {
+			System.out.println(cnt);
+		}
+        
+    }
+}