add: 220325 [cpp]

cpp/2203/220325.cpp

@@ -0,0 +1,20 @@
+#include <vector>
+#include <iostream>
+#include <algorithm>
+
+class Solution {
+public:
+    static int twoCitySchedCost(std::vector<std::vector<int>>& costs) {
+        int n = costs.size() >> 1, ret = 0;
+		std::sort(costs.begin(), costs.end(), [](const std::vector<int>& x, const std::vector<int>& y) { return x[0] - x[1] < y[0] - y[1]; });
+		for (int i = 0; i < n; ++i)
+			ret += costs[i][0] + costs[i + n][1];
+		return ret;
+    }
+};
+
+int main() {
+	std::vector<std::vector<int>> args {{10,20},{30,200},{400,50},{30,20}};
+	std::cout << Solution::twoCitySchedCost(args);
+	return 0;
+}

cpp/2203/CMakeLists.txt

@@ -3,4 +3,4 @@ PROJECT(2203)
 
 SET(CMAKE_CXX_STANDARD 23)
 
-ADD_EXECUTABLE(2203 220324-CN.cpp)
+ADD_EXECUTABLE(2203 220325.cpp)