제출 #812975

#제출 시각아이디문제언어결과실행 시간메모리
812975OrazB슈퍼트리 잇기 (IOI20_supertrees)C++14
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> #include "supertrees.h" using namespace std; #define all(x) (x).begin(), (x).end() #define ll long long int #define pii pair <int, int> #define pb push_back #define ff first #define ss second const int N = 1e3+5; int T, vis[N][N], cur[N], tp[N]; int b[N][N]; set<int> A[N], B[N]; vector<int> E[N]; int F1(int n, int i, vector<vector<int>> p){ if (A[cur[i]].find(i) != A[cur[i]].end()) return p[tp[i]] == p[i]; for (int j = 0; j < n; j++){ if (i == j) continue; if (vis[cur[i]][j] != (p[i][j] == 0)) return 0; if (p[i][j] == 1){ tp[j] = i; A[cur[i]].insert(j); B[cur[i]].erase(j); b[i][j] = b[j][i] = 1; } } return 1; } void F2(int n, int i, vector<vector<int>> p){ ++T; B[T].insert(i); for (int j = 0; j < n; j++){ if (i == j) continue; if (p[i][j] == 0) vis[T][j] = 1; else{ cur[j] = T; if (p[i][j] == 1){ tp[j] = i; A[T].insert(j); b[i][j] = b[j][i] = 1; }else B[T].insert(j); } } } int construct(vector<vector<int>> p){ int n = p.size(); for (int i = 0; i < n; i++){ if (count(all(p[i]), 3)) return 0; if (cur[i]){ int x = F1(n, i, p); if (!x) return 0; }else F2(n, i, p); } for (int i = 1; i <= T; i++){ int lst = *B[i].rbegin(); for (auto j : B[i]){ b[lst][j] = b[j][lst] = 1; lst = j; } } build(b); return 1; } // int main () // { // ios::sync_with_stdio(false); // cin.tie(0); // int n; // cin >> n; // vector<vector<int>> p(n, vector<int>(n)); // for (int i = 0; i < n; i++){ // for (int j = 0; j < n; j++) cin >> p[i][j]; // } // cout << construct(p); // }

컴파일 시 표준 에러 (stderr) 메시지

supertrees.cpp: In function 'int construct(std::vector<std::vector<int> >)':
supertrees.cpp:65:8: error: could not convert '(int (*)[1005])(& b)' from 'int (*)[1005]' to 'std::vector<std::vector<int> >'
   65 |  build(b);
      |        ^
      |        |
      |        int (*)[1005]