結果

問題 No.1360 [Zelkova 4th Tune] 協和音
ユーザー lorent_kyoprolorent_kyopro
提出日時 2021-01-22 21:24:57
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 104 ms / 2,000 ms
コード長 3,298 bytes
コンパイル時間 2,013 ms
コンパイル使用メモリ 200,144 KB
最終ジャッジ日時 2025-01-18 03:36:50
ジャッジサーバーID
(参考情報)
judge3 / judge5
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ファイルパターン 結果
other AC * 47
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

// #pragma GCC target("avx2")
// #pragma GCC optimize("O3")
// #pragma GCC optimize("unroll-loops")
#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (int)n; ++i)
#define rrep(i, n) for (int i = (int)n - 1; i >= 0; --i)
#define ALL(v) v.begin(), v.end()
#define pb push_back
#define eb emplace_back
#define fi first
#define se second
using namespace std;
using ll = long long;
using ld = long double;
const array<string, 2> YESNO = {"NO", "YES"};
const array<string, 2> YesNo = {"No", "Yes"};
const array<string, 2> yesno = {"no", "yes"};
void YES(bool b = true) { cout << YESNO[b] << '\n'; }
void Yes(bool b = true) { cout << YesNo[b] << '\n'; }
void yes(bool b = true) { cout << yesno[b] << '\n'; }
template<typename T, typename U>
inline bool chmax(T& a, const U& b) {
if (a < b){
a = b;
return true;
}
return false;
}
template<typename T, typename U>
inline bool chmin(T& a, const U& b) {
if (a > b) {
a = b;
return true;
}
return false;
}
template<typename T>
void UNIQUE(vector<T>& v) {
sort(v.begin(), v.end());
v.erase(unique(v.begin(), v.end()));
}
template<typename T>
int lb(const vector<T> v, T x) {
return distance(v.begin(), lower_bound(v.begin(), v.end(), x));
}
template<typename T>
int ub(const vector<T> v, T x) {
return distance(v.begin(), upper_bound(v.begin(), v.end(), x));
}
/**
* @brief vector
* @author
*/
namespace detail {
template<typename T, int N>
auto make_vec(vector<int>& sizes, T const& x) {
if constexpr (N == 1) {
return vector(sizes[0], x);
} else {
int size = sizes[N-1];
sizes.pop_back();
return vector(size, make_vec<T, N-1>(sizes, x));
}
}
}
template<typename T, int N>
auto make_vec(int const(&sizes)[N], T const& x = T()) {
vector<int> s(N);
for (int i = 0; i < N; ++i) s[i] = sizes[N-i-1];
return detail::make_vec<T, N>(s, x);
}
template<typename T>
ostream& operator<<(ostream& os, const vector<T>& v) {
for (auto it = v.begin(); it != v.end(); ++it) {
if (it == v.begin()) os << *it;
else os << ' ' << *it;
}
return os;
}
template<typename T, typename U>
ostream& operator<<(ostream& os, const pair<T, U>& p) {
os << p.first << ' ' << p.second;
return os;
}
__attribute__((constructor))
void fast_io() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
}
// #include <atcoder/all>
// using namespace atcoder;
// using mint = modint1000000007;
// using mint = modint998244353;
int main() {
int n;
cin >> n;
vector<int> a(n);
rep(i, n) cin >> a[i];
auto b = make_vec<int>({n, n});
rep(i, n) rep(j, n) cin >> b[i][j];
ll ans = LLONG_MIN;
ll ansbit = 0;
rep(bit, 1<<n) {
if (bit == 0) continue;
ll now = 0;
rep(i, n) {
if (bit >> i & 1) {
now += a[i];
}
}
rep(i, n) for (int j = i+1; j < n; ++j) {
if ((bit >> i & 1) && (bit >> j & 1)) {
now += b[i][j];
}
}
if (chmax(ans, now)) ansbit = bit;
}
cout << ans << '\n';
vector<int> s;
rep(i, n) if (ansbit >> i & 1) s.push_back(i+1);
cout << s << '\n';
}
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