結果
問題 | No.1584 Stones around Circle Pond |
ユーザー | PCTprobability |
提出日時 | 2021-07-02 22:17:09 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 6,772 bytes |
コンパイル時間 | 6,039 ms |
コンパイル使用メモリ | 318,588 KB |
実行使用メモリ | 6,948 KB |
最終ジャッジ日時 | 2024-06-29 11:55:26 |
合計ジャッジ時間 | 7,569 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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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 | 2 ms
5,248 KB |
testcase_01 | AC | 1 ms
5,376 KB |
testcase_02 | AC | 1 ms
5,376 KB |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | AC | 2 ms
5,376 KB |
testcase_17 | WA | - |
testcase_18 | AC | 3 ms
5,376 KB |
testcase_19 | AC | 3 ms
5,376 KB |
testcase_20 | AC | 6 ms
5,376 KB |
testcase_21 | AC | 4 ms
5,376 KB |
testcase_22 | AC | 6 ms
5,376 KB |
testcase_23 | AC | 2 ms
5,376 KB |
testcase_24 | AC | 7 ms
5,376 KB |
testcase_25 | AC | 4 ms
5,376 KB |
testcase_26 | AC | 2 ms
5,376 KB |
testcase_27 | AC | 5 ms
5,376 KB |
testcase_28 | AC | 3 ms
5,376 KB |
testcase_29 | AC | 2 ms
5,376 KB |
testcase_30 | AC | 2 ms
5,376 KB |
testcase_31 | AC | 7 ms
5,376 KB |
testcase_32 | AC | 7 ms
5,376 KB |
testcase_33 | AC | 6 ms
5,376 KB |
testcase_34 | AC | 4 ms
5,376 KB |
testcase_35 | AC | 6 ms
5,376 KB |
testcase_36 | AC | 5 ms
5,376 KB |
testcase_37 | AC | 3 ms
5,376 KB |
testcase_38 | WA | - |
testcase_39 | WA | - |
testcase_40 | WA | - |
testcase_41 | WA | - |
testcase_42 | WA | - |
testcase_43 | WA | - |
testcase_44 | WA | - |
testcase_45 | WA | - |
testcase_46 | AC | 3 ms
5,376 KB |
testcase_47 | WA | - |
testcase_48 | AC | 4 ms
5,376 KB |
testcase_49 | AC | 2 ms
5,376 KB |
testcase_50 | AC | 2 ms
5,376 KB |
testcase_51 | WA | - |
testcase_52 | WA | - |
testcase_53 | WA | - |
testcase_54 | WA | - |
testcase_55 | WA | - |
testcase_56 | WA | - |
testcase_57 | WA | - |
testcase_58 | WA | - |
testcase_59 | WA | - |
testcase_60 | WA | - |
ソースコード
#pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #pragma GCC optimize("Ofast") #include <bits/stdc++.h> #include <unistd.h> using namespace std; #if __has_include(<atcoder/all>) #include <atcoder/all> using namespace atcoder; #endif using ll = long long; using ld = long double; using ull = long long; #define endl "\n" #define REP3(i, m, n) for (int i = (m); (i) < int(n); ++ (i)) #define rep(i,a,b) for(int i=(int)(a);i<(int)(b);i++) #define ALL(x) begin(x), end(x) #define all(s) (s).begin(),(s).end() //#define rep2(i, m, n) for (int i = (m); i < (n); ++i) //#define rep(i, n) rep2(i, 0, n) #define PB push_back #define drep2(i, m, n) for (int i = (m)-1; i >= (n); --i) #define drep(i, n) drep2(i, n, 0) #define rever(vec) reverse(vec.begin(), vec.end()) #define sor(vec) sort(vec.begin(), vec.end()) #define FOR(i,a,b) for(ll i=a;i<=(ll)(b);i++) #define fi first #define se second #define pb push_back #define P pair<ll,ll> //const ll mod = 998244353; const ll mod = 1000000007; const ll inf = 4500000000000000000ll; static const long double pi = 3.141592653589793; template<class T>void vcin(vector<T> &n){for(int i=0;i<int(n.size());i++) cin>>n[i];} template<class T,class K>void vcin(vector<T> &n,vector<K> &m){for(int i=0;i<int(n.size());i++) cin>>n[i]>>m[i];} template<class T>void vcout(vector<T> &n){for(int i=0;i<int(n.size());i++){cout<<n[i]<<" ";}cout<<endl;} template<class T>void vcin(vector<vector<T>> &n){for(int i=0;i<int(n.size());i++){for(int j=0;j<int(n[i].size());j++){cin>>n[i][j];}}} template<class T>void vcout(vector<vector<T>> &n){for(int i=0;i<int(n.size());i++){for(int j=0;j<int(n[i].size());j++){cout<<n[i][j]<<" ";}cout<<endl;}cout<<endl;} void yes(bool a){cout<<(a?"yes":"no")<<endl;} void YES(bool a){cout<<(a?"YES":"NO")<<endl;} void Yes(bool a){cout<<(a?"Yes":"No")<<endl;} void possible(bool a){ cout<<(a?"possible":"impossible")<<endl; } void Possible(bool a){ cout<<(a?"Possible":"Impossible")<<endl; } void POSSIBLE(bool a){ cout<<(a?"POSSIBLE":"IMPOSSIBLE")<<endl; } template<class T>auto min(const T& a){ return *min_element(all(a)); } template<class T>auto max(const T& a){ return *max_element(all(a)); } template<class T,class F>void print(pair<T,F> a){cout<<a.fi<<" "<<a.se<<endl;} template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0;} template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0;} template<class T> void ifmin(T t,T u){if(t>u){cout<<-1<<endl;}else{cout<<t<<endl;}} template<class T> void ifmax(T t,T u){if(t>u){cout<<-1<<endl;}else{cout<<t<<endl;}} template<typename T,typename ...Args>auto make_vector(T x,int arg,Args ...args){if constexpr(sizeof...(args)==0)return vector<T>(arg,x);else return vector(arg,make_vector<T>(x,args...));} ll modPow(ll a, ll n, ll mod) { ll ret = 1; ll p = a % mod; while (n) { if (n & 1) ret = ret * p % mod; p = p * p % mod; n >>= 1; } return ret; } vector<ll> divisor(ll x){ vector<ll> ans; for(ll i = 1; i * i <= x; i++){ if(x % i == 0) {ans.push_back(i); if(i*i!=x){ ans.push_back(x / ans[i]);}}}sor(ans); return ans; } template<class T> struct Sum{ vector<T> data; Sum(const vector<T>& v):data(v.size()+1){ for(ll i=0;i<v.size();i++) data[i+1]=data[i]+v[i]; } T get(ll l,ll r) const { return data[r]-data[l]; } }; template<class T> struct Sum2{ vector<vector<T>> data; Sum2(const vector<vector<T>> &v):data(v.size()+1,vector<T>(v[0].size()+1)){ for(int i=0;i<v.size();i++) for(int j=0;j<v[i].size();j++) data[i+1][j+1]=data[i][j+1]+v[i][j]; for(int i=0;i<v.size();i++) for(int j=0;j<v[i].size();j++) data[i+1][j+1]+=data[i+1][j]; } T get(ll x1,ll y1,ll x2,ll y2) const { return data[x2][y2]+data[x1][y1]-data[x1][y2]-data[x2][y1]; } }; void cincout(){ ios::sync_with_stdio(false); std::cin.tie(nullptr); cout<< fixed << setprecision(20); } using D = double; const D EPS = 1e-10; // matrix template<class T> struct Matrix { vector<vector<T> > val; Matrix(int n, int m, T x = 0) : val(n, vector<T>(m, x)) {} void init(int n, int m, T x = 0) {val.assign(n, vector<T>(m, x));} size_t size() const {return val.size();} inline vector<T>& operator [] (int i) {return val[i];} }; template<class T> int GaussJordan(Matrix<T> &A, bool is_extended = false) { int m = A.size(), n = A[0].size(); int rank = 0; for (int col = 0; col < n; ++col) { // 拡大係数行列の場合は最後の列は掃き出ししない if (is_extended && col == n-1) break; // ピボットを探す int pivot = -1; T ma = EPS; for (int row = rank; row < m; ++row) { if (abs(A[row][col]) > ma) { ma = abs(A[row][col]); pivot = row; } } // ピボットがなかったら次の列へ if (pivot == -1) continue; // まずは行を swap swap(A[pivot], A[rank]); // ピボットの値を 1 にする auto fac = A[rank][col]; for (int col2 = 0; col2 < n; ++col2) A[rank][col2] /= fac; // ピボットのある列の値がすべて 0 になるように掃き出す for (int row = 0; row < m; ++row) { if (row != rank && abs(A[row][col]) > EPS) { auto fac = A[row][col]; for (int col2 = 0; col2 < n; ++col2) { A[row][col2] -= A[rank][col2] * fac; } } } ++rank; } return rank; } template<class T> vector<T> linear_equation(Matrix<T> A, vector<T> b) { // extended int m = A.size(), n = A[0].size(); Matrix<T> M(m, n + 1); for (int i = 0; i < m; ++i) { for (int j = 0; j < n; ++j) M[i][j] = A[i][j]; M[i][n] = b[i]; } int rank = GaussJordan(M, true); // check if it has no solution vector<T> res; for (int row = rank; row < m; ++row) if (abs(M[row][n]) > EPS) return res; // answer res.assign(n, 0); for (int i = 0; i < rank; ++i) res[i] = M[i][n]; return res; } int main() { cincout(); ll n,l; cin>>n>>l; Matrix<D> a(2*n,2*n); vector<ll> d(n); vcin(d); // for(int i=0;i<n;i++) d[i]=i+1; map<ll,ll> b; for(int i=0;i<n;i++) b[i]=d[i]; for(int i=0;i<n;i++) b[i+n]=d[i]+l; for(int i=0;i<2*n;i++){ for(int j=0;j<2*n;j++){ a[i][j]=D(min(2*l-abs(b[i]-b[j]),abs(b[i]-b[j]))); } } vector<D> k(2*n); vcin(k); // for(int i=0;i<2*n;i++) k[i]=1; auto f=linear_equation(a,k); if(f.size()==0){ cout<<"No"<<endl; return 0; } for(int i=0;i<f.size();i++){ // cout<<f[i]<<endl; if(f[i]>=0.0&&abs(f[i]-int(f[i]))<=EPS){ } else{ cout<<"No"<<endl; return 0; } } cout<<"Yes"<<endl; }