From b363548d85d470ccd262fc2d48ca8f0bed5a90f2 Mon Sep 17 00:00:00 2001
From: Baoshuo <i@baoshuo.ren>
Date: Wed, 17 Aug 2022 14:01:23 +0800
Subject: [PATCH] P2698 [USACO12MAR]Flowerpot S

https://www.luogu.com.cn/record/84127155
---
 Luogu/P2698/P2698.cpp         | 60 +++++++++++++++++++++++++++++++++++
 Luogu/P2698/data/P2698_1.in   |  3 ++
 Luogu/P2698/data/P2698_1.out  |  3 ++
 Luogu/P2698/data/P2698_10.in  |  3 ++
 Luogu/P2698/data/P2698_10.out |  3 ++
 Luogu/P2698/data/P2698_2.in   |  3 ++
 Luogu/P2698/data/P2698_2.out  |  3 ++
 Luogu/P2698/data/P2698_3.in   |  3 ++
 Luogu/P2698/data/P2698_3.out  |  3 ++
 Luogu/P2698/data/P2698_4.in   |  3 ++
 Luogu/P2698/data/P2698_4.out  |  3 ++
 Luogu/P2698/data/P2698_5.in   |  3 ++
 Luogu/P2698/data/P2698_5.out  |  3 ++
 Luogu/P2698/data/P2698_6.in   |  3 ++
 Luogu/P2698/data/P2698_6.out  |  3 ++
 Luogu/P2698/data/P2698_7.in   |  3 ++
 Luogu/P2698/data/P2698_7.out  |  3 ++
 Luogu/P2698/data/P2698_8.in   |  3 ++
 Luogu/P2698/data/P2698_8.out  |  3 ++
 Luogu/P2698/data/P2698_9.in   |  3 ++
 Luogu/P2698/data/P2698_9.out  |  3 ++
 21 files changed, 120 insertions(+)
 create mode 100644 Luogu/P2698/P2698.cpp
 create mode 100644 Luogu/P2698/data/P2698_1.in
 create mode 100644 Luogu/P2698/data/P2698_1.out
 create mode 100644 Luogu/P2698/data/P2698_10.in
 create mode 100644 Luogu/P2698/data/P2698_10.out
 create mode 100644 Luogu/P2698/data/P2698_2.in
 create mode 100644 Luogu/P2698/data/P2698_2.out
 create mode 100644 Luogu/P2698/data/P2698_3.in
 create mode 100644 Luogu/P2698/data/P2698_3.out
 create mode 100644 Luogu/P2698/data/P2698_4.in
 create mode 100644 Luogu/P2698/data/P2698_4.out
 create mode 100644 Luogu/P2698/data/P2698_5.in
 create mode 100644 Luogu/P2698/data/P2698_5.out
 create mode 100644 Luogu/P2698/data/P2698_6.in
 create mode 100644 Luogu/P2698/data/P2698_6.out
 create mode 100644 Luogu/P2698/data/P2698_7.in
 create mode 100644 Luogu/P2698/data/P2698_7.out
 create mode 100644 Luogu/P2698/data/P2698_8.in
 create mode 100644 Luogu/P2698/data/P2698_8.out
 create mode 100644 Luogu/P2698/data/P2698_9.in
 create mode 100644 Luogu/P2698/data/P2698_9.out

diff --git a/Luogu/P2698/P2698.cpp b/Luogu/P2698/P2698.cpp
new file mode 100644
index 00000000..6e85abf3
--- /dev/null
+++ b/Luogu/P2698/P2698.cpp
@@ -0,0 +1,60 @@
+#include <iostream>
+#include <algorithm>
+#include <cmath>
+#include <limits>
+#include <set>
+#include <utility>
+
+using std::cin;
+using std::cout;
+const char endl = '\n';
+
+const int N = 1e5 + 5;
+
+int n, d, ans = std::numeric_limits<int>::max();
+std::pair<int, int> points[N];
+std::set<int> set;
+
+int main() {
+    std::ios::sync_with_stdio(false);
+    cin.tie(nullptr);
+
+    cin >> n >> d;
+
+    for (int i = 1; i <= n; i++) {
+        cin >> points[i].first >> points[i].second;
+    }
+
+    std::sort(points + 1, points + 1 + n, [](auto a, auto b) -> bool {
+        return a.second < b.second;
+    });
+
+    int lst = 1;
+    for (int i = 1; i <= n; i++) {
+        int pos = std::upper_bound(points + 1, points + 1 + n, std::make_pair(0, points[i].second - d), [](auto a, auto b) -> bool {
+                      return a.second < b.second;
+                  })
+                - points;
+
+        for (int j = lst; j < pos; j++) {
+            set.insert(points[j].first);
+        }
+
+        lst = pos;
+
+        auto it1 = set.lower_bound(points[i].first),
+             it2 = set.upper_bound(points[i].first);
+
+        if (it1 != set.begin()) {
+            ans = std::min(ans, std::abs(points[i].first - *--it1));
+        }
+
+        if (it2 != set.end()) {
+            ans = std::min(ans, std::abs(points[i].first - *it2));
+        }
+    }
+
+    cout << (ans == std::numeric_limits<int>::max() ? -1 : ans) << endl;
+
+    return 0;
+}
diff --git a/Luogu/P2698/data/P2698_1.in b/Luogu/P2698/data/P2698_1.in
new file mode 100644
index 00000000..3d411105
--- /dev/null
+++ b/Luogu/P2698/data/P2698_1.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:0af0152d58568f977f46db42be1cb05bc0263fbf675ae1d519c8cd668ad11ac5
+size 23
diff --git a/Luogu/P2698/data/P2698_1.out b/Luogu/P2698/data/P2698_1.out
new file mode 100644
index 00000000..38118f32
--- /dev/null
+++ b/Luogu/P2698/data/P2698_1.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:53c234e5e8472b6ac51c1ae1cab3fe06fad053beb8ebfd8977b010655bfdd3c3
+size 2
diff --git a/Luogu/P2698/data/P2698_10.in b/Luogu/P2698/data/P2698_10.in
new file mode 100644
index 00000000..2b65590f
--- /dev/null
+++ b/Luogu/P2698/data/P2698_10.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a5a45b82da42a220cd3f0ccb83e1861654571ea70c7dad2bbab5f428475ae44e
+size 1373802
diff --git a/Luogu/P2698/data/P2698_10.out b/Luogu/P2698/data/P2698_10.out
new file mode 100644
index 00000000..ff5b6160
--- /dev/null
+++ b/Luogu/P2698/data/P2698_10.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a304662d26d686e1911bfb5933447ac7ddf6358edea469b49e1d65430360740a
+size 7
diff --git a/Luogu/P2698/data/P2698_2.in b/Luogu/P2698/data/P2698_2.in
new file mode 100644
index 00000000..03510e99
--- /dev/null
+++ b/Luogu/P2698/data/P2698_2.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3e2513ad79629fdea72c4d650a5fe63cdace774cfc4fcb45b32279bdc84962c9
+size 197
diff --git a/Luogu/P2698/data/P2698_2.out b/Luogu/P2698/data/P2698_2.out
new file mode 100644
index 00000000..311c4506
--- /dev/null
+++ b/Luogu/P2698/data/P2698_2.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ee3aa64bb94a50845d5024cd4bd20202a4567aed5cd5328c0d97e9920775fc28
+size 3
diff --git a/Luogu/P2698/data/P2698_3.in b/Luogu/P2698/data/P2698_3.in
new file mode 100644
index 00000000..ad2d8a9d
--- /dev/null
+++ b/Luogu/P2698/data/P2698_3.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ee94a7183a780e418dcd4aad1d40590934fec78bb83c7ce73406c6c0dafce2d0
+size 1918
diff --git a/Luogu/P2698/data/P2698_3.out b/Luogu/P2698/data/P2698_3.out
new file mode 100644
index 00000000..6ed9f0e6
--- /dev/null
+++ b/Luogu/P2698/data/P2698_3.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f174f743b00f3fcc707c98b05e3208bf5c74844705e71ea1c37c4105c7b5a703
+size 4
diff --git a/Luogu/P2698/data/P2698_4.in b/Luogu/P2698/data/P2698_4.in
new file mode 100644
index 00000000..e1d85e80
--- /dev/null
+++ b/Luogu/P2698/data/P2698_4.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e55fd0236ec5787a63b040b334a666aa936022dbcb7dfc29c25b2c12865aab17
+size 9250
diff --git a/Luogu/P2698/data/P2698_4.out b/Luogu/P2698/data/P2698_4.out
new file mode 100644
index 00000000..e242c075
--- /dev/null
+++ b/Luogu/P2698/data/P2698_4.out
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9ebb26b43da83711e15eb9c29f1f0cfb92e0e526c79d53079c08f9eb98cbf7bd
+size 5
diff --git a/Luogu/P2698/data/P2698_5.in b/Luogu/P2698/data/P2698_5.in
new file mode 100644
index 00000000..5890fedb
--- /dev/null
+++ b/Luogu/P2698/data/P2698_5.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5b2b52419e932ae486b7f53981e25dbcdf5d057bdb14bf6c80e3a8bec887546a
+size 48953
diff --git a/Luogu/P2698/data/P2698_5.out b/Luogu/P2698/data/P2698_5.out
new file mode 100644
index 00000000..46407d3d
--- /dev/null
+++ b/Luogu/P2698/data/P2698_5.out
@@ -0,0 +1,3 @@
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diff --git a/Luogu/P2698/data/P2698_6.in b/Luogu/P2698/data/P2698_6.in
new file mode 100644
index 00000000..81bc9ae9
--- /dev/null
+++ b/Luogu/P2698/data/P2698_6.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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+size 200306
diff --git a/Luogu/P2698/data/P2698_6.out b/Luogu/P2698/data/P2698_6.out
new file mode 100644
index 00000000..b8f138f7
--- /dev/null
+++ b/Luogu/P2698/data/P2698_6.out
@@ -0,0 +1,3 @@
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+size 5
diff --git a/Luogu/P2698/data/P2698_7.in b/Luogu/P2698/data/P2698_7.in
new file mode 100644
index 00000000..67859d20
--- /dev/null
+++ b/Luogu/P2698/data/P2698_7.in
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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+size 389535
diff --git a/Luogu/P2698/data/P2698_7.out b/Luogu/P2698/data/P2698_7.out
new file mode 100644
index 00000000..9ed93804
--- /dev/null
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diff --git a/Luogu/P2698/data/P2698_8.in b/Luogu/P2698/data/P2698_8.in
new file mode 100644
index 00000000..24518f6c
--- /dev/null
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diff --git a/Luogu/P2698/data/P2698_8.out b/Luogu/P2698/data/P2698_8.out
new file mode 100644
index 00000000..9a7c0910
--- /dev/null
+++ b/Luogu/P2698/data/P2698_8.out
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diff --git a/Luogu/P2698/data/P2698_9.in b/Luogu/P2698/data/P2698_9.in
new file mode 100644
index 00000000..f6c9904c
--- /dev/null
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@@ -0,0 +1,3 @@
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new file mode 100644
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--- /dev/null
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