From 9cb77bf8a8d9e8bcb04a9d7fadd85329539113b8 Mon Sep 17 00:00:00 2001
From: Santo Cariotti <santo@dcariotti.me>
Date: Sat, 21 Jan 2023 19:22:56 +0100
Subject: add knapsack

---
 Year_2/Algorithms/greedy-knapsack.cc | 40 ++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 Year_2/Algorithms/greedy-knapsack.cc

diff --git a/Year_2/Algorithms/greedy-knapsack.cc b/Year_2/Algorithms/greedy-knapsack.cc
new file mode 100644
index 0000000..c385499
--- /dev/null
+++ b/Year_2/Algorithms/greedy-knapsack.cc
@@ -0,0 +1,40 @@
+#include <iostream>
+#include <fstream>
+#include <vector>
+#include <algorithm>
+
+using namespace std;
+
+int
+main(int argc, char** argv)
+{
+	int ts = (argc > 1) ? stoi(argv[1]) : 100;
+	ifstream fin("input.txt");
+	ofstream fout("output.txt");
+
+	for (int i = 0; i < ts; ++i) {
+		int n, target;
+		vector<int> v;
+		fin >> n >> target;
+		v.resize(n);
+
+		for (int j = 0; j < n; ++j) {
+			fin >> v[j];
+		}
+
+		sort(v.begin(), v.end(), [](int a, int b) {
+			return a > b;
+		});
+
+		int result { 0 };
+		for (int j = 0; j < min(target, n); ++j)
+			result += v[j];
+
+		fout << result << endl;
+	}
+
+	fin.close();
+	fout.close();
+
+	return 0;
+}
-- 
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