結果
問題 | No.90 品物の並び替え |
ユーザー |
|
提出日時 | 2019-07-21 17:29:36 |
言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 610 ms / 5,000 ms |
コード長 | 3,786 bytes |
コンパイル時間 | 1,108 ms |
コンパイル使用メモリ | 107,880 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-06-22 11:45:52 |
合計ジャッジ時間 | 2,593 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 1 |
other | AC * 9 |
ソースコード
#include<iostream>#include <iomanip>#include <vector>#include <algorithm>#include <string>#include <cmath>#include <map>#include <set>#include <bitset>#include <stack>#include <queue>#include <fstream>#include <functional>using namespace std;using ll = long long;#define all(x) (x).begin(),(x).end()#define PRI(n) cout << n <<endl;#define PRI2(n, m) cout << n << " " << m << " "<<endl;#define REP(i, n) for(int i = 0; i < (int)n; ++i)#define REPbit(bit, n) for(int bit = 0; bit < (int)(1<<n); ++bit)#define FOR(i, t, n) for(int i = t; i <= (int)n; ++i)const char alphabet[26] = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r','s', 't', 'u', 'v', 'w', 'x', 'y', 'z'};const ll MOD = (ll) 1e9 + 7;const int MAX_INT = 1 << 17;struct edge {int to, cost;bool flag = false;};bool isPrime(ll x) {if (x == 0)return 0;if (x == 1)return 0;if (x == 2)return 1;if (x % 2 == 0)return 0;FOR(i, 3, x - 1) {if (x % i == 0)return 0;}return 1;}ll GCD(ll a, ll b) {if (b == 0)return a;return GCD(b, a % b);}ll LCM(ll a, ll b) {ll gcd = GCD(a, b);return a / gcd * b;}ll nCr(int n, int r) {vector<ll> C(r + 1);C[0] = 1;FOR(i, 1, n) for (int j = min(i, r); j < 1; --j)C[j] = (C[j] + C[j - 1]) % MOD;return C[r];}template<class T>class SegTree {int n;vector<T> data;T def;function<T(T, T)> operation;function<T(T, T)> update;T _query(int a, int b, int k, int l, int r) {if (r <= a || b <= l) return def;if (a <= l && r <= b)return data[k];else {T c1 = _query(a, b, 2 * k + 1, l, (l + r) / 2);T c2 = _query(a, b, 2 * k + 2, (l + r) / 2, r);return operation(c1, c2);}}public:SegTree(size_t _n, T _def, function<T(T, T)> _operation,function<T(T, T)> _update): def(_def), operation(_operation), update(_update) {n = 1;while (n < _n) {n *= 2;}data = vector<T>(2 * n - 1, def);}void change(int i, T x) {i += n - 1;data[i] = update(data[i], x);while (i > 0) {i = (i - 1) / 2;data[i] = operation(data[i * 2 + 1], data[i * 2 + 2]);}}T query(int a, int b) {return _query(a, b, 0, 0, n);}T operator[](int i) {return data[i + n - 1];}};struct UnionFind {vector<int> par;vector<int> rank;UnionFind(int N) {for (int i = 0; i < N; ++i) {par.push_back(i);rank.push_back(0);}}int find(int x) {if (par[x] == x)return x;else return par[x] = find(par[x]);}void unite(int x, int y) {x = find(x);y = find(y);if (x == y)return;if (rank[x] < rank[y])par[x] = y;else {par[y] = x;if (rank[x] == rank[y])rank[x]++;}}bool same(int x, int y) {return find(x) == find(y);}};ll N, K;string S;int A[100][100];int main() {cin >> N >> K;vector<int> v;REP(i, N)v.push_back(i);REP(i, K) {int a, b, c;cin >> a >> b >> c;A[a][b] = c;}int ans = 0;do {set<int> s;int score = 0;for(auto x:v){REP(i,100){if(A[x][i]==0)continue;if(s.count(i)){score+=A[x][i];}}s.insert(x);}ans = max(ans,score);// PRI(score)} while (next_permutation(all(v)));PRI(ans)return 0;}