結果
| 問題 | No.90 品物の並び替え |
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2019-03-07 14:54:24 |
| 言語 | C++14 (gcc 15.2.0 + boost 1.89.0) |
| 結果 |
CE
(最新)
AC
(最初)
|
| 実行時間 | - |
| コード長 | 1,255 bytes |
| 記録 | |
| コンパイル時間 | 438 ms |
| コンパイル使用メモリ | 90,248 KB |
| 最終ジャッジ日時 | 2026-05-10 05:29:15 |
| 合計ジャッジ時間 | 1,089 ms |
|
ジャッジサーバーID (参考情報) |
judge2_0 / judge1_0 |
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コンパイルエラー時のメッセージ・ソースコードは、提出者また管理者しか表示できないようにしております。(リジャッジ後のコンパイルエラーは公開されます)
ただし、clay言語の場合は開発者のデバッグのため、公開されます。
ただし、clay言語の場合は開発者のデバッグのため、公開されます。
コンパイルメッセージ
main.cpp:13:13: error: 'uint32_t' does not name a type
13 | using u32 = uint32_t;
| ^~~~~~~~
main.cpp:10:1: note: 'uint32_t' is defined in header '<cstdint>'; this is probably fixable by adding '#include <cstdint>'
9 | #include <bitset>
+++ |+#include <cstdint>
10 |
main.cpp:16:39: error: '::numeric_limits' has not been declared
16 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
| ^~~~~~~~~~~~~~
main.cpp:16:55: error: expected primary-expression before '>' token
16 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
| ^
main.cpp:16:61: error: no matching function for call to 'max()'
16 | template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
| ~~~~~^~
main.cpp:16:61: note: there are 4 candidates
In file included from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/string:53,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/locale_classes.h:42,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/ios_base.h:43,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/ios:46,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/ostream.h:43,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/ostream:42,
from /home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/iostream:43,
from main.cpp:1:
/home/linuxbrew/.linuxbrew/Cellar/gcc/15.2.0_1/include/c++/15/bits/stl_algobase.h:258:5: note: candidate 1: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
258 | max(const _Tp& __a, const _Tp& __b)
| ^~~
/home/linuxbrew/.linuxbrew/Cellar/gcc/15
ソースコード
#include <iostream>
#include <algorithm>
#include <iomanip>
#include <map>
#include <set>
#include <queue>
#include <stack>
#include <numeric>
#include <bitset>
static const int MOD = 1000000007;
using ll = int64_t;
using u32 = uint32_t;
using namespace std;
template<class T> constexpr T INF = ::numeric_limits<T>::max()/32*15+208;
template <typename T>
struct edge {
int from, to;
T cost;
edge(int to, T cost) : from(-1), to(to), cost(cost) {}
edge(int from, int to, T cost) : from(from), to(to), cost(cost) {}
explicit operator int() const {return to;}
};
int main() {
int n, m;
cin >> n >> m;
vector<edge<int>> v;
for (int i = 0; i < m; ++i) {
int a, b, c;
cin >> a >> b >> c;
v.emplace_back(a, b, c);
}
vector<int> dp(1<<n, 0);
for (int i = 0; i < (1<<n); ++i) {
for (int j = 0; j < n; ++j) {
if(i & (1<<j)){
int s = dp[i^(1<<j)];
for (int k = 0; k < m; ++k) {
if(v[k].to == j && i & (1<<v[k].from)){
s += v[k].cost;
}
}
dp[i] = max(dp[i], s);
}
}
}
cout << dp[(1<<n)-1] << "\n";
return 0;
}