From eafc00ece69190920106434f90daee1bc4edb1e6 Mon Sep 17 00:00:00 2001
From: hanyixuanten <105723997+hanyixuanten@users.noreply.github.com>
Date: Sat, 15 Aug 2026 18:43:53 +0800
Subject: [PATCH] new file:   P5817.cpp

---
 P5817.cpp | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 P5817.cpp

diff --git a/P5817.cpp b/P5817.cpp
new file mode 100644
index 0000000..5ff9500
--- /dev/null
+++ b/P5817.cpp
@@ -0,0 +1,20 @@
+#include <bits/stdc++.h>
+#define int long long
+using namespace std;
+int a[300005], c[300005];
+signed main()
+{
+    int n, v = 0, sum = 0;
+    scanf("%lld", &n);
+    for (int i = 1; i <= n; ++i)
+        scanf("%lld", &a[i]), sum += a[i];
+    v = sum / n;
+    for (int i = 1; i <= n; i++)
+        c[i] = c[i - 1] + a[i] - v;
+    sort(c + 1, c + 1 + n);
+    int ans = 0, mi = c[(n + 1) / 2];
+    for (int i = 1; i <= n; i++)
+        ans += abs(mi - c[i]);
+    printf("%lld\n", ans);
+    return 0;
+}
\ No newline at end of file