From d8b6eeb3fc553bcd6a41e7b7acc2254a701bef38 Mon Sep 17 00:00:00 2001
From: hanyixuanten <105723997+hanyixuanten@users.noreply.github.com>
Date: Sat, 11 Jul 2026 22:59:36 +0800
Subject: [PATCH] new file:   P17088.cpp

---
 P17088.cpp | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 P17088.cpp

diff --git a/P17088.cpp b/P17088.cpp
new file mode 100644
index 0000000..2e12438
--- /dev/null
+++ b/P17088.cpp
@@ -0,0 +1,25 @@
+#include <bits/stdc++.h>
+#define int long long
+using namespace std;
+int n;
+signed main()
+{
+    scanf("%lld", &n);
+    int ans = 0;
+    for (int i = 0; i < n / 2; ++i)
+    {
+        ans <<= 1;
+        ans += 1;
+    }
+    for (int i = 0; i < n / 2; ++i)
+    {
+        ans <<= 1;
+    }
+    printf("%lld\n", ans);
+    return 0;
+}
+/*
+5
+00000
+末尾0的个数等于1的个数
+*/
\ No newline at end of file