結果

問題 No.2364 Knapsack Problem
ユーザー asaringo
提出日時 2023-06-30 21:33:14
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 136 ms / 3,000 ms
コード長 2,839 bytes
コンパイル時間 2,284 ms
コンパイル使用メモリ 205,528 KB
最終ジャッジ日時 2025-02-15 03:32:12
ジャッジサーバーID
(参考情報)
judge5 / judge1
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 2
other AC * 20
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#include <bits/stdc++.h>
using namespace std ;
#define fast_io ios::sync_with_stdio(false); cin.tie(nullptr);
#pragma GCC optimize("Ofast,no-stack-protector,unroll-loops,fast-math")
typedef long long ll ;
typedef long double ld ;
#define chmin(a,b) a = min(a,b)
#define chmax(a,b) a = max(a,b)
#define bit_count(x) __builtin_popcountll(x)
#define leading_zero_count(x) __builtin_clz(x)
#define trailing_zero_count(x) __builtin_ctz(x)
#define gcd(a,b) __gcd(a,b)
#define lcm(a,b) a / gcd(a,b) * b
#define rep(i,n) for(int i = 0 ; i < n ; i++)
#define rrep(i,a,b) for(int i = a ; i < b ; i++)
#define repi(it,S) for(auto it = S.begin() ; it != S.end() ; it++)
#define pt(a) cout << a << endl
#define debug(a) cout << #a << " " << a << endl
#define all(a) a.begin(), a.end()
#define endl "\n"
#define v1(n,a) vector<ll>(n,a)
#define v2(n,m,a) vector<vector<ll>>(n,v1(m,a))
#define v3(n,m,k,a) vector<vector<vector<ll>>>(n,v2(m,k,a))
#define v4(n,m,k,l,a) vector<vector<vector<vector<ll>>>>(n,v3(m,k,l,a))
template<typename T,typename U>istream &operator>>(istream&is,pair<T,U>&p){is>>p.first>>p.second;return is;}
template<typename T,typename U>ostream &operator<<(ostream&os,const pair<T,U>&p){os<<p.first<<" "<<p.second;return os;}
template<typename T>istream &operator>>(istream&is,vector<T>&v){for(T &in:v){is>>in;}return is;}
template<typename T>ostream &operator<<(ostream&os,const vector<T>&v){for(auto it=v.begin();it!=v.end();){os<<*it<<((++it)!=v.end()?" ":"");}return os
    ;}
template<typename T>istream &operator>>(istream&is,vector<vector<T>>&v){for(T &in:v){is>>in;}return is;}
template<typename T>ostream &operator<<(ostream&os,const vector<vector<T>>&v){for(auto it=v.begin();it!=v.end();){os<<*it<<((++it)!=v.end()?"\n":""
    );}return os;}
template<typename T>ostream &operator<<(ostream&os,const set<T>&v){for(auto it=v.begin();it!=v.end();){os<<*it<<((++it)!=v.end()?" ":"");}return os;}
void solve(){
int n, m, W;
cin >> n >> m >> W;
vector<int> A(n), B(n), C(m), D(m);
cin >> A >> B >> C >> D;
ll res = 0;
vector<vector<ll>> dp(1<<(n+m), vector<ll>(W+1, -1e18));
dp[0][0] = 0;
rep(S,1<<(n+m)){
rep(i,n+m){
if(S >> i & 1) continue;
int T = S | 1 << i;
rep(x,W+1){
if(i < n) {
int w = x + A[i];
if(w > W) continue;
chmax(dp[T][w],dp[S][x] + B[i]);
chmax(res,dp[T][w]);
}
else {
int w = x - C[i-n];
if(w < 0) continue;
chmax(dp[T][w],dp[S][x] - D[i-n]);
chmax(res,dp[T][w]);
}
}
}
}
cout << res << endl;
}
int main(){
fast_io
// int t;
// cin >> t;
// rep(i,t) solve();
solve();
}
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