Submission #1296883

#TimeUsernameProblemLanguageResultExecution timeMemory
1296883nataliaaWorld Map (IOI25_worldmap)C++20
0 / 100
1 ms572 KiB
#include<bits/stdc++.h> using namespace std; vector<int> ans; vector<int> v[41]; void rec(int u, int w) { ans.push_back(w); for(int i = 0; i < v[w].size(); i++) { if(v[w][i]!=u){ rec(w, v[w][i]); ans.push_back(v[w][i]); } } } vector<vector<int>> create_map(int N, int M, vector<int> A, vector<int> B){ for(int i = 0; i < M; i++) { v[A[i]].push_back(B[i]); v[B[i]].push_back(A[i]); } vector<vector<int>> ans1; for(int i = 0; i < ans.size(); i++) { ans1[i] = ans; } return ans1; }
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