제출 #300404

#제출 시각아이디문제언어결과실행 시간메모리
300404Muhammetali슈퍼트리 잇기 (IOI20_supertrees)C++14
0 / 100
1 ms384 KiB
#include "supertrees.h" #include <bits/stdc++.h> #define mp make_pair #define f first #define s second #define sz(x) (int)(x).size() #define rsz resize #define ins insert #define ft front() #define bk back() #define pf push_front #define pb push_back using namespace std; typedef long long ll; typedef pair<int,int> pi; typedef pair<ll,ll> pl; typedef vector<int> vi; typedef vector<ll> vl; typedef vector<pi> vpi; typedef vector<pl> vpl; int res[1000][1000]; int construct(vector<vi> p) { int n=sz(p); vi circle,line; set<int>cir,lin; for (int i=0;i<n;i++) { for (int j=0;j<n;j++) { if (i==j)continue; if (p[i][j]==2) { if (cir.count(i)==0) { cir.insert(i); circle.pb(i); } if (cir.count(j)==0) { cir.insert(j); circle.pb(j); } } else if (p[i][j]==1) { if (lin.count(i)==0) { lin.insert(i); line.pb(i); } if (lin.count(j)==0) { lin.insert(j); line.pb(j); } } } } if (sz(circle)==0) { for (int k=0;k<n;k++) { for (int i=0;i<n;i++) { if (k==i)continue; if (p[k][i]==1)for (int j=0;j<n;j++) { if (p[k][j]!=p[i][j])return 0; } } } } vector<vi>answer; for (int i=0;i<n;i++) { vi v; for (int j=0;j<n;j++) { if (i==j)v.pb(0); else v.pb(p[i][j]); } answer.pb(v); } build(answer); return 1; }
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