From 1f9626144c4856d0a7d93b125175879d5a6685d4 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Sun, 26 Sep 2021 12:50:45 +0800
Subject: import(solutions): ...

---
 works/solutions/leetcode/week/260/1.cpp | 21 +++++++++++++++++++++
 works/solutions/leetcode/week/260/2.cpp | 29 +++++++++++++++++++++++++++++
 2 files changed, 50 insertions(+)
 create mode 100644 works/solutions/leetcode/week/260/1.cpp
 create mode 100644 works/solutions/leetcode/week/260/2.cpp

(limited to 'works/solutions/leetcode/week')

diff --git a/works/solutions/leetcode/week/260/1.cpp b/works/solutions/leetcode/week/260/1.cpp
new file mode 100644
index 0000000..4d6c78d
--- /dev/null
+++ b/works/solutions/leetcode/week/260/1.cpp
@@ -0,0 +1,21 @@
+#include <vector>
+
+using std::vector;
+
+class Solution {
+public:
+    int maximumDifference(vector<int>& nums) {
+        int result = -1;
+
+        for (int i = 1; i < nums.size(); i++) {
+          for (int j = 0; j < i; j++) {
+            int diff = nums[i] - nums[j];
+            if (diff > result) {
+              result = diff;
+            }
+          }
+        }
+
+        return result == 0 ? -1 : result;
+    }
+};
\ No newline at end of file
diff --git a/works/solutions/leetcode/week/260/2.cpp b/works/solutions/leetcode/week/260/2.cpp
new file mode 100644
index 0000000..86c4cf2
--- /dev/null
+++ b/works/solutions/leetcode/week/260/2.cpp
@@ -0,0 +1,29 @@
+#include <vector>
+
+using std::vector;
+
+#include <iterator>
+#include <limits>
+#include <numeric>
+
+class Solution {
+public:
+  long long gridGame(vector<vector<int>> &grid) {
+    int s = grid.front().size();
+    std::vector<long long> row0(grid[0].cbegin(), grid[0].cend());
+    std::vector<long long> row1(grid[1].cbegin(), grid[1].cend());
+    std::vector<long long> ps0, ps1;
+
+    std::partial_sum(row0.cbegin(), row0.cend(), std::back_inserter(ps0));
+    std::partial_sum(row1.cbegin(), row1.cend(), std::back_inserter(ps1));
+
+    long long r = std::numeric_limits<long long>::max();
+
+    for (int i = 0; i < s; i++) {
+      long long c = std::max(ps0.back() - ps0[i], i ? ps1[i - 1] : 0);
+      r = std::min(r, c);
+    }
+
+    return r;
+  }
+};
\ No newline at end of file
-- 
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