From d644e8a37938299b0b8d501d2e33323d019a6010 Mon Sep 17 00:00:00 2001
From: ShazidMahsrafi <shazid456@gmail.com>
Date: Thu, 15 Jun 2023 00:13:08 +0600
Subject: [PATCH] Initial commit

---
 486A Calculating Function/486A.cpp | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 486A Calculating Function/486A.cpp

diff --git a/486A Calculating Function/486A.cpp b/486A Calculating Function/486A.cpp
new file mode 100644
index 0000000..f888447
--- /dev/null
+++ b/486A Calculating Function/486A.cpp	
@@ -0,0 +1,23 @@
+#include <bits/stdc++.h>
+using namespace std;
+using ll = long long;
+
+void solve()
+{
+    ll n,sum=0;
+    cin>>n;
+    if(n%2==0) sum=n/2;
+    else sum=-(n/2+1);
+    cout<<sum<<endl;
+}
+
+int main()
+{
+    ios_base::sync_with_stdio(false);
+    cin.tie(nullptr);
+
+    int TC = 1;
+    //cin >> TC;
+    //cin.ignore();
+    while (TC--) solve();
+}
\ No newline at end of file