結果

問題 No.332 数列をプレゼントに
ユーザー firiexpfiriexp
提出日時 2020-03-25 14:39:32
言語 C++14
(gcc 12.3.0 + boost 1.83.0)
結果
CE  
(最新)
AC  
(最初)
実行時間 -
コード長 1,611 bytes
コンパイル時間 752 ms
コンパイル使用メモリ 90,120 KB
最終ジャッジ日時 2024-11-14 22:12:55
合計ジャッジ時間 1,462 ms
ジャッジサーバーID
(参考情報)
judge1 / judge2
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コンパイルメッセージ
main.cpp:18:39: error: '::numeric_limits' has not been declared
   18 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
      |                                       ^~~~~~~~~~~~~~
main.cpp:18:55: error: expected primary-expression before '>' token
   18 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
      |                                                       ^
main.cpp:18:61: error: no matching function for call to 'max()'
   18 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
      |                                                        ~~~~~^~
In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/string:50,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/locale_classes.h:40,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/ios_base.h:41,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ios:42,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/ostream:38,
                 from /home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/iostream:39,
                 from main.cpp:1:
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/stl_algobase.h:254:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  254 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/stl_algobase.h:254:5: note:   template argument deduction/substitution failed:
main.cpp:18:61: note:   candidate expects 2 arguments, 0 provided
   18 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
      |                                                        ~~~~~^~
/home/linuxbrew/.linuxbrew/Cellar/gcc@12/12.3.0/include/c++/12/bits/stl_algobase.h:300:5: note: candidate: 'templat

ソースコード

diff #

#include <iostream>
#include <algorithm>
#include <iomanip>
#include <map>
#include <set>
#include <queue>
#include <stack>
#include <numeric>
#include <bitset>
#include <cmath>

static const int MOD = 1000000007;
using ll = long long;
using u32 = unsigned;
using u64 = unsigned long long;
using namespace std;

template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;

int main() {
    int n; ll x;
    cin >> n >> x;
    const ll bound = 22300, sz = 2230000;
    vector<pair<ll, int>> a1, a2;
    for (int i = 0; i < n; ++i) {
        ll a;
        cin >> a;
        if(a <= bound) a1.emplace_back(a, i);
        else a2.emplace_back(a, i);
    }
    vector<bitset<sz+1>> dp1(a1.size()+1);
    dp1[0].set(0);
    for (int i = 0; i < a1.size(); ++i) {
        dp1[i+1] = dp1[i] | (dp1[i] << a1[i].first);
    }
    vector<ll> dp2(1 << a2.size());
    for (int i = 0; i < 1 << a2.size(); ++i) {
        if(i) dp2[i] = dp2[i ^ (i & -i)] + a2[__builtin_ctz(i)].first;
        if(dp2[i] <= x && x-dp2[i] <= sz && dp1.back()[x-dp2[i]]){
            ll A = x-dp2[i];
            string ans(n, 'x');
            for (int j = (int)a1.size()-1; j >= 0; --j) {
                if(A >= a1[j].first && dp1[j][A-a1[j].first]) {
                    ans[a1[j].second] = 'o';
                    A -= a1[j].first;
                }
            }
            for (int j = 0; j < a2.size(); ++j) {
                if(i & (1 << j)){
                    ans[a2[j].second] = 'o';
                }
            }
            cout << ans << "\n";
            return 0;
        }
    }
    puts("No");
    return 0;
}
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