| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 1329439 | liptonek | Make them Meet (EGOI24_makethemmeet) | C++20 | 1 ms | 344 KiB |
#include <bits/stdc++.h>
using namespace std;
int n,m;
bool visited[105];
vector<int> adj[105];
vector<pair<int,int>> moves;
void dfs(int u)
{
visited[u]=true;
for(int v : adj[u])
{
if(!visited[v])
{
dfs(v);
moves.push_back({v,u});
}
}
}
int main()
{
ios_base::sync_with_stdio(0);
cin.tie(0);
cin>>n>>m;
for(int i=0; i<m; i++)
{
int u,v;
cin>>u>>v;
adj[u].push_back(v);
adj[v].push_back(u);
}
dfs(0);
cout<<moves.size()<<endl;
for(auto const& p : moves)
{
int u=p.first;
int v=p.second;
vector<int> colors(n);
colors[u]=1;
colors[v]=1;
int cur=0;
if(cur==1)
{
cur++;
}
for(int i=0; i<n; i++)
{
if(i!=u && i!=v)
{
colors[i]=cur++;
if(cur==1)
{
cur++;
}
}
}
for(int i=0; i<n; i++)
{
cout<<colors[i]<<(i==n-1 ? "" : " ");
}
cout<<endl;
}
return 0;
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