From 12dbf98263b3bb72ba9364052ea298b6a0d5b861 Mon Sep 17 00:00:00 2001
From: Ren Baoshuo <i@baoshuo.ren>
Date: Mon, 4 Oct 2021 16:10:00 +0800
Subject: [PATCH] =?UTF-8?q?136.=20=E9=82=BB=E5=80=BC=E6=9F=A5=E6=89=BE?=
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https://www.acwing.com/problem/content/submission/code_detail/8040990/
---
 AcWing/136/136.cpp | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 AcWing/136/136.cpp

diff --git a/AcWing/136/136.cpp b/AcWing/136/136.cpp
new file mode 100644
index 00000000..3eb4e7d1
--- /dev/null
+++ b/AcWing/136/136.cpp
@@ -0,0 +1,27 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int n, x;
+set<pair<int, int>> s;
+
+int main() {
+    cin >> n;
+    s.insert({make_pair(INT_MIN, 0), make_pair(INT_MAX, 0)});
+    for (int i = 1; i <= n; i++) {
+        cin >> x;
+        if (i > 1) {
+            auto it1 = s.upper_bound(make_pair(x, 0));
+            auto it2 = it1--;
+            long long x1 = 0ll + x - it1->first;
+            long long x2 = 0ll + it2->first - x;
+            if (x1 <= x2) {
+                cout << x1 << ' ' << it1->second << endl;
+            } else {
+                cout << x2 << ' ' << it2->second << endl;
+            }
+        }
+        s.insert(make_pair(x, i));
+    }
+    return 0;
+}