From 8e4953349a171869913a550792e383c6c2bddfce Mon Sep 17 00:00:00 2001
From: Ren Baoshuo <i@baoshuo.ren>
Date: Tue, 3 Aug 2021 08:19:50 +0800
Subject: [PATCH] =?UTF-8?q?P5788=20=E3=80=90=E6=A8=A1=E6=9D=BF=E3=80=91?=
 =?UTF-8?q?=E5=8D=95=E8=B0=83=E6=A0=88?=
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R54824971
---
 Luogu/problem/P5788/P5788.cpp | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 Luogu/problem/P5788/P5788.cpp

diff --git a/Luogu/problem/P5788/P5788.cpp b/Luogu/problem/P5788/P5788.cpp
new file mode 100644
index 00000000..2eb25715
--- /dev/null
+++ b/Luogu/problem/P5788/P5788.cpp
@@ -0,0 +1,24 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int n, a[3000005], f[3000005];
+stack<int> st;
+
+int main() {
+    std::ios::sync_with_stdio(false);
+    cin >> n;
+    for (int i = 1; i <= n; i++) {
+        cin >> a[i];
+    }
+    for (int i = n; i >= 1; i--) {
+        while (!st.empty() && a[st.top()] <= a[i]) st.pop();
+        f[i] = st.empty() ? 0 : st.top();
+        st.push(i);
+    }
+    for (int i = 1; i <= n; i++) {
+        cout << f[i] << ' ';
+    }
+    cout << endl;
+    return 0;
+}