From 839f18ec81d82af016e042674aec1ce2912ae84e Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Tue, 23 Feb 2021 21:27:58 +0800
Subject: import(solutions): Add acwing problem 2 (pack problem).

---
 works/solutions/acwing/2.cpp | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 works/solutions/acwing/2.cpp

(limited to 'works/solutions/acwing/2.cpp')

diff --git a/works/solutions/acwing/2.cpp b/works/solutions/acwing/2.cpp
new file mode 100644
index 0000000..1a75c19
--- /dev/null
+++ b/works/solutions/acwing/2.cpp
@@ -0,0 +1,30 @@
+#include <algorithm>
+#include <iostream>
+
+int N, V;
+int v[1001];
+int w[1001];
+int states[1001][1001];
+
+int main() {
+  std::cin >> N >> V;
+
+  for (int i = 1; i <= N; i++) {
+    std::cin >> v[i] >> w[i];
+  }
+
+  for (int i = 1; i <= N; i++) {
+    for (int j = V; j >= 0; j--) {
+      if (j >= v[i]) {
+        states[i][j] =
+            std::max(states[i - 1][j], states[i - 1][j - v[i]] + w[i]);
+      } else {
+        states[i][j] = states[i - 1][j];
+      }
+    }
+  }
+
+  std::cout << states[N][V];
+
+  return 0;
+}
-- 
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