結果
問題 | No.5007 Steiner Space Travel |
ユーザー | yas_yasyu |
提出日時 | 2023-04-25 05:28:23 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 8 ms / 1,000 ms |
コード長 | 3,419 bytes |
コンパイル時間 | 4,875 ms |
コンパイル使用メモリ | 274,988 KB |
実行使用メモリ | 4,376 KB |
スコア | 4,287,349 |
最終ジャッジ日時 | 2023-04-25 05:28:32 |
合計ジャッジ時間 | 7,054 ms |
ジャッジサーバーID (参考情報) |
judge11 / judge14 |
純コード判定しない問題か言語 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 5 ms
4,368 KB |
testcase_01 | AC | 4 ms
4,372 KB |
testcase_02 | AC | 4 ms
4,368 KB |
testcase_03 | AC | 4 ms
4,372 KB |
testcase_04 | AC | 4 ms
4,372 KB |
testcase_05 | AC | 4 ms
4,372 KB |
testcase_06 | AC | 4 ms
4,368 KB |
testcase_07 | AC | 5 ms
4,368 KB |
testcase_08 | AC | 4 ms
4,372 KB |
testcase_09 | AC | 4 ms
4,368 KB |
testcase_10 | AC | 4 ms
4,372 KB |
testcase_11 | AC | 4 ms
4,372 KB |
testcase_12 | AC | 4 ms
4,368 KB |
testcase_13 | AC | 4 ms
4,368 KB |
testcase_14 | AC | 4 ms
4,376 KB |
testcase_15 | AC | 4 ms
4,368 KB |
testcase_16 | AC | 4 ms
4,368 KB |
testcase_17 | AC | 4 ms
4,372 KB |
testcase_18 | AC | 4 ms
4,368 KB |
testcase_19 | AC | 4 ms
4,368 KB |
testcase_20 | AC | 4 ms
4,368 KB |
testcase_21 | AC | 4 ms
4,368 KB |
testcase_22 | AC | 4 ms
4,368 KB |
testcase_23 | AC | 4 ms
4,368 KB |
testcase_24 | AC | 4 ms
4,368 KB |
testcase_25 | AC | 4 ms
4,372 KB |
testcase_26 | AC | 8 ms
4,372 KB |
testcase_27 | AC | 4 ms
4,372 KB |
testcase_28 | AC | 4 ms
4,368 KB |
testcase_29 | AC | 4 ms
4,372 KB |
コンパイルメッセージ
main.cpp: 関数 ‘void solve()’ 内: main.cpp:166:55: 警告: ‘nxtIdx’ may be used uninitialized [-Wmaybe-uninitialized] 166 | ans.push_back(pair<int, int>(1, nxtIdx+1)); | ~~~~~~^~ main.cpp:150:21: 備考: ‘nxtIdx’ はここで定義されています 150 | int nxtIdx; | ^~~~~~
ソースコード
#include <atcoder/all> #include <bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned long long ull; typedef long double ld; const long double EPS = 1e-10; const long long INF = 1e18; const long double PI = acos(-1.0L); const double TIME_LIMIT = 0.95; struct Planet { int a; int b; int idx; Planet(int _a, int _b, int _idx) { a = _a; b = _b; idx = _idx; } Planet(const Planet &old) { a = old.a; b = old.b; idx = old.idx; } }; struct Station { int a; int b; int idx; Station(int _a, int _b, int _idx) { a = _a; b = _b; idx = _idx; } Station(const Station &old) { a = old.a; b = old.b; idx = old.idx; } }; int N, M; vector<Planet> planet; vector<Station> station; const int A = 5; /*Target to minimize */ ll energy = 0; Planet startPlanet(0,0,0); vector<pair<int, int>> ans; vector<vector<ll>> FloydWarshall(vector<vector<ll>>& distances) { const size_t v = distances.size(); for (size_t i = 0; i < v; ++i) { for (size_t from = 0; from < v; ++from) { for (size_t to = 0; to < v; ++to) { if ((distances[from][i] < INF) && (distances[i][to] < INF)) { distances[from][to] = min(distances[from][to], (distances[from][i] + distances[i][to])); } } } } return distances; } bool PlanetComp(const Planet &left, const Planet &right) { ll la, lb, ra, rb; ll leftDist, rightDist; la = left.a; lb = left.b; leftDist = (la - startPlanet.a) * (la - startPlanet.a) + (lb - startPlanet.b) * (lb - startPlanet.b); ra = right.a; rb = right.b; rightDist = (ra - startPlanet.a) * (ra - startPlanet.a) + (rb - startPlanet.b) * (rb - startPlanet.b); return leftDist < rightDist; }; void Input() { cin >> N >> M; for(int i = 0; i < N; i++) { int a, b; cin >> a >> b; Planet p(a, b, i + 1); planet.push_back(p); } return; } void OutputStation() { for(int i = 0; i < M; i++) { cout << station[i].a << " " << station[i].b << endl; } return; } void OutputWayPoint(pair<int, int> wayPoint) { cout << wayPoint.first << " " << wayPoint.second << endl; } void OutputRoute() { int V = ans.size(); cout << V << endl; for(int i = 0; i < V; i++) { OutputWayPoint(ans[i]); } return; } void solve() { for(int i = 1; i < M + 1; i++) { Station s(0, 0, i); station.push_back(s); } vector<vector<ll>> distances(N, vector(N, INF)); startPlanet = planet[0]; for(int i = 0; i < N; i++) { for(int j = 0; j < N; j++) { ll a, b; a = planet[i].a - planet[j].a; b = planet[i].b - planet[j].b; distances[i][j] = a*a + b*b; } } FloydWarshall(distances); set<int> bef; int frmIdx = 0; ans.push_back(pair<int, int>(1, 1)); for(int i = 0; i < N; i++) { ll minDist = INF; int nxtIdx; bef.insert(frmIdx + 1); for(int toIdx = 0; toIdx < N; toIdx++) { if(bef.find(toIdx+1) != bef.end()) { continue; } if(minDist > distances[frmIdx][toIdx]) { minDist = distances[frmIdx][toIdx]; nxtIdx = toIdx; } } ans.push_back(pair<int, int>(1, nxtIdx+1)); frmIdx = nxtIdx; } ans.push_back(pair<int, int>(1, 1)); return; } int main() { Input(); solve(); OutputStation(); OutputRoute(); return 0; }