test/verify/aoj-dpl-1-b.test.cpp

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• Last update: 2026-08-10 10:46:05+00:00
• Problem: http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=DPL_1_B

Depends on

• Knapsack 01 (0-1ナップサック問題) $O(NW)$ (dp/knapsack-01.hpp)

Code

// clang-format off
// competitive-verifier: PROBLEM http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=DPL_1_B
// clang-format on

#include <algorithm>
#include <iostream>
#include <vector>

#include "../../dp/knapsack-01.hpp"

using namespace std;

int main() {
  int N, W;
  cin >> N >> W;
  vector<int> v(N), w(N);
  for (int i = 0; i < N; i++) cin >> v[i] >> w[i];
  auto ret = knapsack_01(w, v, W, -1);
  cout << *max_element(ret.begin(), ret.end()) << endl;
}

#line 1 "test/verify/aoj-dpl-1-b.test.cpp"
// clang-format off
// competitive-verifier: PROBLEM http://judge.u-aizu.ac.jp/onlinejudge/description.jsp?id=DPL_1_B
// clang-format on

#include <algorithm>
#include <iostream>
#include <vector>

#line 2 "dp/knapsack-01.hpp"

#include <functional>
#line 5 "dp/knapsack-01.hpp"

template <typename T, typename Compare = std::greater<T> >
std::vector<T> knapsack_01(const std::vector<int>& w, const std::vector<T>& v,
                           const int& W, const T& NG,
                           const Compare& comp = Compare()) {
  const int N = (int)w.size();
  std::vector<T> dp(W + 1, NG);
  dp[0] = T();
  for (int i = 0; i < N; i++) {
    for (int j = W; j >= w[i]; j--) {
      if (dp[j - w[i]] != NG) {
        if (comp(dp[j - w[i]] + v[i], dp[j])) {
          dp[j] = dp[j - w[i]] + v[i];
        }
      }
    }
  }
  return dp;
}
#line 10 "test/verify/aoj-dpl-1-b.test.cpp"

using namespace std;

int main() {
  int N, W;
  cin >> N >> W;
  vector<int> v(N), w(N);
  for (int i = 0; i < N; i++) cin >> v[i] >> w[i];
  auto ret = knapsack_01(w, v, W, -1);
  cout << *max_element(ret.begin(), ret.end()) << endl;
}

Test cases

Env	Name	Status	Elapsed	Memory
g++	00_sample_00	AC	2 ms	4 MB
g++	00_sample_01	AC	2 ms	4 MB
g++	01_small_00	AC	2 ms	4 MB
g++	01_small_01	AC	2 ms	4 MB
g++	01_small_02	AC	2 ms	4 MB
g++	01_small_03	AC	2 ms	4 MB
g++	02_rand_00	AC	2 ms	4 MB
g++	02_rand_01	AC	2 ms	4 MB
g++	02_rand_02	AC	2 ms	4 MB
g++	02_rand_03	AC	2 ms	4 MB
g++	02_rand_04	AC	2 ms	4 MB
g++	02_rand_05	AC	2 ms	4 MB
g++	02_rand_06	AC	2 ms	4 MB
g++	02_rand_07	AC	2 ms	4 MB
g++	02_rand_08	AC	2 ms	4 MB
g++	02_rand_09	AC	2 ms	4 MB
g++	03_corner_00	AC	2 ms	4 MB
g++	03_corner_01	AC	2 ms	4 MB
g++	03_corner_02	AC	2 ms	4 MB
g++	03_corner_03	AC	2 ms	4 MB
g++	03_medium_00	AC	2 ms	4 MB
g++	03_medium_01	AC	2 ms	4 MB
g++	03_medium_02	AC	2 ms	4 MB
g++	03_medium_03	AC	2 ms	4 MB
g++	04_large_00	AC	2 ms	4 MB
g++	04_large_01	AC	2 ms	4 MB
g++	04_large_02	AC	2 ms	4 MB
g++	04_large_03	AC	2 ms	4 MB
g++	04_large_04	AC	2 ms	4 MB
g++	04_large_05	AC	2 ms	4 MB
g++	04_large_06	AC	3 ms	4 MB
g++	04_large_07	AC	3 ms	4 MB
g++	05_maximum_00	AC	2 ms	4 MB
g++	05_maximum_01	AC	2 ms	4 MB
g++	05_maximum_02	AC	3 ms	4 MB
g++	05_maximum_03	AC	3 ms	4 MB
clang++	00_sample_00	AC	2 ms	4 MB
clang++	00_sample_01	AC	2 ms	4 MB
clang++	01_small_00	AC	2 ms	4 MB
clang++	01_small_01	AC	2 ms	4 MB
clang++	01_small_02	AC	2 ms	4 MB
clang++	01_small_03	AC	2 ms	4 MB
clang++	02_rand_00	AC	2 ms	4 MB
clang++	02_rand_01	AC	2 ms	4 MB
clang++	02_rand_02	AC	2 ms	4 MB
clang++	02_rand_03	AC	2 ms	4 MB
clang++	02_rand_04	AC	2 ms	4 MB
clang++	02_rand_05	AC	2 ms	4 MB
clang++	02_rand_06	AC	2 ms	4 MB
clang++	02_rand_07	AC	2 ms	4 MB
clang++	02_rand_08	AC	2 ms	4 MB
clang++	02_rand_09	AC	2 ms	4 MB
clang++	03_corner_00	AC	2 ms	4 MB
clang++	03_corner_01	AC	2 ms	4 MB
clang++	03_corner_02	AC	2 ms	4 MB
clang++	03_corner_03	AC	2 ms	4 MB
clang++	03_medium_00	AC	2 ms	4 MB
clang++	03_medium_01	AC	2 ms	4 MB
clang++	03_medium_02	AC	2 ms	4 MB
clang++	03_medium_03	AC	2 ms	4 MB
clang++	04_large_00	AC	2 ms	4 MB
clang++	04_large_01	AC	2 ms	4 MB
clang++	04_large_02	AC	2 ms	4 MB
clang++	04_large_03	AC	2 ms	4 MB
clang++	04_large_04	AC	2 ms	4 MB
clang++	04_large_05	AC	2 ms	4 MB
clang++	04_large_06	AC	3 ms	4 MB
clang++	04_large_07	AC	3 ms	4 MB
clang++	05_maximum_00	AC	2 ms	4 MB
clang++	05_maximum_01	AC	2 ms	4 MB
clang++	05_maximum_02	AC	2 ms	4 MB
clang++	05_maximum_03	AC	3 ms	4 MB

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