From 7dbdfd5b1c6f589d2bbbb39b0624c5b63e142044 Mon Sep 17 00:00:00 2001
From: dengrb1 <drb12311@163.com>
Date: Sat, 11 Jan 2025 08:16:30 +0800
Subject: [PATCH] homework_2025.1.11

---
 homework_2025.1.11.cpp | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 homework_2025.1.11.cpp

diff --git a/homework_2025.1.11.cpp b/homework_2025.1.11.cpp
new file mode 100644
index 0000000..2649404
--- /dev/null
+++ b/homework_2025.1.11.cpp
@@ -0,0 +1,25 @@
+#include<iostream>
+using namespace std;
+
+int main(){
+    int n,sum=0;
+    cin >> n;
+    for (int i = 1; i <= n / 2; i++)
+    {
+        if (n % i == 0)
+        {
+            sum += i;
+        }
+    }
+
+    if (sum == n)
+    {
+        cout << "YES" << endl;
+    }
+    else
+    {
+        cout << "NO" << endl;
+    }
+    
+    return 0;
+}
\ No newline at end of file