結果
問題 | No.1078 I love Matrix Construction |
ユーザー | Sumitacchan |
提出日時 | 2020-06-12 22:10:29 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 350 ms / 2,000 ms |
コード長 | 4,310 bytes |
コンパイル時間 | 2,227 ms |
コンパイル使用メモリ | 184,088 KB |
実行使用メモリ | 63,232 KB |
最終ジャッジ日時 | 2024-06-24 05:07:14 |
合計ジャッジ時間 | 7,712 ms |
ジャッジサーバーID (参考情報) |
judge4 / 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
6,812 KB |
testcase_01 | AC | 2 ms
6,816 KB |
testcase_02 | AC | 32 ms
11,924 KB |
testcase_03 | AC | 108 ms
25,952 KB |
testcase_04 | AC | 154 ms
34,748 KB |
testcase_05 | AC | 133 ms
29,160 KB |
testcase_06 | AC | 32 ms
11,604 KB |
testcase_07 | AC | 10 ms
6,944 KB |
testcase_08 | AC | 123 ms
29,572 KB |
testcase_09 | AC | 6 ms
6,944 KB |
testcase_10 | AC | 350 ms
63,232 KB |
testcase_11 | AC | 170 ms
36,524 KB |
testcase_12 | AC | 274 ms
52,752 KB |
testcase_13 | AC | 324 ms
59,412 KB |
testcase_14 | AC | 207 ms
41,884 KB |
testcase_15 | AC | 300 ms
56,332 KB |
testcase_16 | AC | 10 ms
6,940 KB |
testcase_17 | AC | 2 ms
6,940 KB |
testcase_18 | AC | 22 ms
9,460 KB |
testcase_19 | AC | 61 ms
17,708 KB |
testcase_20 | AC | 60 ms
17,564 KB |
testcase_21 | AC | 3 ms
6,944 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; struct fast_ios { fast_ios(){ cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(20); }; } fast_ios_; #define FOR(i, begin, end) for(int i=(begin);i<(end);i++) #define REP(i, n) FOR(i,0,n) #define IFOR(i, begin, end) for(int i=(end)-1;i>=(begin);i--) #define IREP(i, n) IFOR(i,0,n) #define Sort(v) sort(v.begin(), v.end()) #define Reverse(v) reverse(v.begin(), v.end()) #define all(v) v.begin(),v.end() #define SZ(v) ((int)v.size()) #define Lower_bound(v, x) distance(v.begin(), lower_bound(v.begin(), v.end(), x)) #define Upper_bound(v, x) distance(v.begin(), upper_bound(v.begin(), v.end(), x)) #define Max(a, b) a = max(a, b) #define Min(a, b) a = min(a, b) #define bit(n) (1LL<<(n)) #define debug(x) cout << #x << "=" << x << endl; #define vdebug(v) { cout << #v << "=" << endl; REP(i_debug, v.size()){ cout << v[i_debug] << ","; } cout << endl; } #define mdebug(m) { cout << #m << "=" << endl; REP(i_debug, m.size()){ REP(j_debug, m[i_debug].size()){ cout << m[i_debug][j_debug] << ","; } cout << endl;} } #define Return(ans) { cout << (ans) << endl; return 0; } #define pb push_back #define fi first #define se second #define int long long #define INF 1000000000000000000 template<typename T> istream &operator>>(istream &is, vector<T> &v){ for (auto &x : v) is >> x; return is; } template<typename T> ostream &operator<<(ostream &os, vector<T> &v){ for(int i = 0; i < v.size(); i++) { cout << v[i]; if(i != v.size() - 1) cout << endl; }; return os; } template<typename T1, typename T2> ostream &operator<<(ostream &os, pair<T1, T2> p){ cout << '(' << p.first << ',' << p.second << ')'; return os; } template<typename T> void Out(T x) { cout << x << endl; } template<typename T1, typename T2> void Ans(bool f, T1 y, T2 n) { if(f) Out(y); else Out(n); } using vec = vector<int>; using mat = vector<vec>; using Pii = pair<int, int>; using v_bool = vector<bool>; using v_Pii = vector<Pii>; //int dx[4] = {1,0,-1,0}; //int dy[4] = {0,1,0,-1}; //char d[4] = {'D','R','U','L'}; const int mod = 1000000007; //const int mod = 998244353; struct edge{int to, cost, id;}; class Graph { public: int N; vector<vector<edge>> G; Graph(int N): N(N){ G = vector<vector<edge>>(N, vector<edge>(0)); } void add_Directed_edge(int from, int to, int cost = 1, int id = 0){ G[from].push_back(edge({to, cost, id})); } void add_Undirected_edge(int v1, int v2, int cost = 1, int id = 0){ add_Directed_edge(v1, v2, cost, id); add_Directed_edge(v2, v1, cost, id); } //SCC decomposition void dfs(int v, vector<bool> &used, vec &vs){ used[v] = true; REP(i, G[v].size()){ if(!used[G[v][i].to]) dfs(G[v][i].to, used, vs); } vs.push_back(v); } void rdfs(int v, int k, vector<bool> &used, vec &cmp){ used[v] = true; cmp[v] = k; REP(i, G[v].size()){ if(!used[G[v][i].to]) rdfs(G[v][i].to, k, used, cmp); } } //u->v => cmp[u]<cmp[v] vec scc(int &k){ vector<bool> used(N, false); vec vs(0), cmp(N); REP(i, N){ if(!used[i]) dfs(i, used, vs); } //reverse graph Graph rG(N); REP(v, N) REP(i, G[v].size()) rG.add_Directed_edge(G[v][i].to, v, G[v][i].cost); fill(used.begin(), used.end(), false); k = 0; IREP(i, vs.size()){ if(!used[vs[i]]) rG.rdfs(vs[i], k++, used, cmp); } return cmp; } }; signed main(){ int N; cin >> N; vec S(N), T(N), U(N); cin >> S >> T >> U; REP(i, N){ S[i]--; T[i]--; } Graph G(2 * N * N); REP(i, N) REP(j, N){ int a = S[i] * N + j, b = j * N + T[i]; int x = U[i] % 2, y = U[i] / 2; G.add_Directed_edge(a + N * N * x, b + N * N * (y ^ 1)); G.add_Directed_edge(b + N * N * y, a + N * N * (x ^ 1)); } int sz; vec cmp = G.scc(sz); mat ans(N, vec(N, 0)); REP(i, N) REP(j, N){ int k = N * i + j; if(cmp[k] == cmp[k + N * N]){ Out(-1); return 0; }else if(cmp[k] < cmp[k + N * N]) ans[i][j] = 1; } REP(i, N){ REP(j, N) cout << ans[i][j] << " "; cout << endl; } return 0; }