From 5d654e6b47de82e5dd06ad0ad364d68d97cf85dc Mon Sep 17 00:00:00 2001
From: Baoshuo <i@baoshuo.ren>
Date: Tue, 5 Apr 2022 21:42:54 +0800
Subject: [PATCH] =?UTF-8?q?281.=20=E7=A1=AC=E5=B8=81?=
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https://www.acwing.com/problem/content/submission/code_detail/13036725/
---
 AcWing/281/281.cpp | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 AcWing/281/281.cpp

diff --git a/AcWing/281/281.cpp b/AcWing/281/281.cpp
new file mode 100644
index 00000000..f7a9fb0f
--- /dev/null
+++ b/AcWing/281/281.cpp
@@ -0,0 +1,42 @@
+#include <cstring>
+#include <iostream>
+
+using std::cin;
+using std::cout;
+const char endl = '\n';
+
+const int N = 105,
+          M = 1e6 + 5;
+
+int n, m, v[N], s[N], g[M];
+bool f[M];
+
+int main() {
+    std::ios::sync_with_stdio(false);
+
+    while (cin >> n >> m, n || m) {
+        for (int i = 1; i <= n; i++) {
+            cin >> v[i];
+        }
+        for (int i = 1; i <= n; i++) {
+            cin >> s[i];
+        }
+
+        memset(f, 0x00, sizeof(f));
+        f[0] = 1;
+        for (int i = 1; i <= n; i++) {
+            memset(g, 0x00, sizeof(g));
+            for (int j = v[i]; j <= m; j++) {
+                if (!f[j] && f[j - v[i]] && g[j - v[i]] < s[i]) {
+                    f[j] = true;
+                    g[j] = g[j - v[i]] + 1;
+                }
+            }
+        }
+
+        int ans = 0;
+        for (int i = 1; i <= m; i++) ans += f[i];
+        cout << ans << endl;
+    }
+    return 0;
+}