結果
問題 | No.1340 おーじ君をさがせ |
ユーザー | 👑 tute7627 |
提出日時 | 2021-01-15 21:52:54 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 5 ms / 2,000 ms |
コード長 | 4,590 bytes |
コンパイル時間 | 2,130 ms |
コンパイル使用メモリ | 209,876 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-11-27 23:07:34 |
合計ジャッジ時間 | 3,663 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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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 | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 1 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 2 ms
5,248 KB |
testcase_09 | AC | 2 ms
5,248 KB |
testcase_10 | AC | 1 ms
5,248 KB |
testcase_11 | AC | 2 ms
5,248 KB |
testcase_12 | AC | 2 ms
5,248 KB |
testcase_13 | AC | 2 ms
5,248 KB |
testcase_14 | AC | 3 ms
5,248 KB |
testcase_15 | AC | 2 ms
5,248 KB |
testcase_16 | AC | 2 ms
5,248 KB |
testcase_17 | AC | 2 ms
5,248 KB |
testcase_18 | AC | 2 ms
5,248 KB |
testcase_19 | AC | 1 ms
5,248 KB |
testcase_20 | AC | 2 ms
5,248 KB |
testcase_21 | AC | 4 ms
5,248 KB |
testcase_22 | AC | 4 ms
5,248 KB |
testcase_23 | AC | 3 ms
5,248 KB |
testcase_24 | AC | 4 ms
5,248 KB |
testcase_25 | AC | 3 ms
5,248 KB |
testcase_26 | AC | 2 ms
5,248 KB |
testcase_27 | AC | 3 ms
5,248 KB |
testcase_28 | AC | 3 ms
5,248 KB |
testcase_29 | AC | 2 ms
5,248 KB |
testcase_30 | AC | 4 ms
5,248 KB |
testcase_31 | AC | 5 ms
5,248 KB |
testcase_32 | AC | 5 ms
5,248 KB |
testcase_33 | AC | 4 ms
5,248 KB |
testcase_34 | AC | 4 ms
5,248 KB |
testcase_35 | AC | 4 ms
5,248 KB |
testcase_36 | AC | 2 ms
5,248 KB |
testcase_37 | AC | 3 ms
5,248 KB |
testcase_38 | AC | 4 ms
5,248 KB |
testcase_39 | AC | 3 ms
5,248 KB |
testcase_40 | AC | 3 ms
5,248 KB |
testcase_41 | AC | 4 ms
5,248 KB |
testcase_42 | AC | 2 ms
5,248 KB |
testcase_43 | AC | 2 ms
5,248 KB |
testcase_44 | AC | 2 ms
5,248 KB |
testcase_45 | AC | 2 ms
5,248 KB |
testcase_46 | AC | 2 ms
5,248 KB |
testcase_47 | AC | 2 ms
5,248 KB |
testcase_48 | AC | 2 ms
5,248 KB |
testcase_49 | AC | 2 ms
5,248 KB |
testcase_50 | AC | 2 ms
5,248 KB |
testcase_51 | AC | 3 ms
5,248 KB |
testcase_52 | AC | 3 ms
5,248 KB |
testcase_53 | AC | 2 ms
5,248 KB |
testcase_54 | AC | 2 ms
5,248 KB |
testcase_55 | AC | 2 ms
5,248 KB |
testcase_56 | AC | 2 ms
5,248 KB |
testcase_57 | AC | 2 ms
5,248 KB |
testcase_58 | AC | 1 ms
5,248 KB |
testcase_59 | AC | 2 ms
5,248 KB |
testcase_60 | AC | 2 ms
5,248 KB |
testcase_61 | AC | 2 ms
5,248 KB |
ソースコード
//#define _GLIBCXX_DEBUG #include<bits/stdc++.h> using namespace std; #define endl '\n' #define lfs cout<<fixed<<setprecision(10) #define ALL(a) (a).begin(),(a).end() #define ALLR(a) (a).rbegin(),(a).rend() #define spa << " " << #define fi first #define se second #define MP make_pair #define MT make_tuple #define PB push_back #define EB emplace_back #define rep(i,n,m) for(ll i = (n); i < (ll)(m); i++) #define rrep(i,n,m) for(ll i = (ll)(m) - 1; i >= (ll)(n); i--) using ll = long long; using ld = long double; const ll MOD1 = 1e9+7; const ll MOD9 = 998244353; const ll INF = 1e18; using P = pair<ll, ll>; template<typename T1, typename T2>bool chmin(T1 &a,T2 b){if(a>b){a=b;return true;}else return false;} template<typename T1, typename T2>bool chmax(T1 &a,T2 b){if(a<b){a=b;return true;}else return false;} ll median(ll a,ll b, ll c){return a+b+c-max({a,b,c})-min({a,b,c});} void ans1(bool x){if(x) cout<<"Yes"<<endl;else cout<<"No"<<endl;} void ans2(bool x){if(x) cout<<"YES"<<endl;else cout<<"NO"<<endl;} void ans3(bool x){if(x) cout<<"Yay!"<<endl;else cout<<":("<<endl;} template<typename T1,typename T2>void ans(bool x,T1 y,T2 z){if(x)cout<<y<<endl;else cout<<z<<endl;} template<typename T>void debug(vector<vector<T>>&v,ll h,ll w){for(ll i=0;i<h;i++){cout<<v[i][0];for(ll j=1;j<w;j++)cout spa v[i][j];cout<<endl;}}; void debug(vector<string>&v,ll h,ll w){for(ll i=0;i<h;i++){for(ll j=0;j<w;j++)cout<<v[i][j];cout<<endl;}}; template<typename T>void debug(vector<T>&v,ll n){if(n!=0)cout<<v[0];for(ll i=1;i<n;i++)cout spa v[i];cout<<endl;}; template<typename T>vector<vector<T>>vec(ll x, ll y, T w){vector<vector<T>>v(x,vector<T>(y,w));return v;} ll gcd(ll x,ll y){ll r;while(y!=0&&(r=x%y)!=0){x=y;y=r;}return y==0?x:y;} vector<ll>dx={1,-1,0,0,1,1,-1,-1};vector<ll>dy={0,0,1,-1,1,-1,1,-1}; template<typename T>vector<T> make_v(size_t a,T b){return vector<T>(a,b);} template<typename... Ts>auto make_v(size_t a,Ts... ts){return vector<decltype(make_v(ts...))>(a,make_v(ts...));} template<typename T1, typename T2>ostream &operator<<(ostream &os, const pair<T1, T2>&p){return os << p.first << " " << p.second;} template<typename T>ostream &operator<<(ostream &os, const vector<T> &v){for(auto &z:v)os << z << " ";cout<<"|"; return os;} template<typename T>void rearrange(vector<ll>&ord, vector<T>&v){ auto tmp = v; for(int i=0;i<tmp.size();i++)v[i] = tmp[ord[i]]; } template<typename Head, typename... Tail>void rearrange(vector<ll>&ord,Head&& head, Tail&&... tail){ rearrange(ord, head); rearrange(ord, tail...); } //mt19937 mt(chrono::steady_clock::now().time_since_epoch().count()); int popcount(ll x){return __builtin_popcountll(x);}; int poplow(ll x){return __builtin_ctzll(x);}; int pophigh(ll x){return 63 - __builtin_clzll(x);}; const ll MAX_W=100; struct BitMatrix { ll h,w; vector<bitset<MAX_W>>A; BitMatrix() {}; BitMatrix(ll n, ll m) :h(n),w(m){ A.assign(h,bitset<MAX_W>(0)); }; BitMatrix(vector<vector<ll>>v):h(v.size()),w(v[0].size()){ A.assign(h,bitset<MAX_W>(0)); for(ll i=0;i<h;i++)for(ll j=0;j<w;j++)A[i][j]=(v[i][j]&1); } ll height() { return h; } ll width() { return w; } static BitMatrix I(size_t n) { BitMatrix mat(n,n); for(int i = 0; i < n; i++) mat[i][i] = 1; return (mat); } inline bitset<MAX_W> &operator[](ll k) { return A[k]; } inline bitset<MAX_W> operator[](ll k) const{ return A[k]; } friend ostream &operator<<(ostream &os, BitMatrix &p) { ll n = p.height(), m = p.width(); for(ll i = 0; i < n; i++) { os << "["; for(ll j = 0; j < m; j++) { os << p[i][j] << (j + 1 == m ? "]\n" : ","); } } return (os); } BitMatrix &operator*=(const BitMatrix &B){ BitMatrix C(h,B.w); for(int i = 0; i < h; i++){ for(int j = 0; j < w; j++){ if(this->A[i][j])C[i] |= B[j]; } } A.swap(C.A); return (*this); } BitMatrix operator*(BitMatrix &B) const { return (BitMatrix(*this) *= B); } BitMatrix &operator^=(long long k) { BitMatrix B = BitMatrix::I(height()); while(k > 0) { if(k & 1) B *= *this; *this *= *this; k >>= 1LL; } A.swap(B.A); return (*this); } BitMatrix operator^(const long long k) const { return (BitMatrix(*this) ^= k); } }; int main(){ cin.tie(nullptr); ios_base::sync_with_stdio(false); ll res=0,buf=0; bool judge = true; ll n,m,t;cin>>n>>m>>t; BitMatrix mat(n,n); rep(i,0,m){ ll a,b;cin>>a>>b; mat[a][b]=true; } mat^=t; rep(i,0,n)if(mat[0][i])res++; cout<<res<<endl; return 0; }