Submission #167342

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
167342	2019-12-07 12:54:51	theStaticMind	Izlet (COI19_izlet)	C++14	100 / 100	1614 ms	102016 KiB

izlet

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#include<bits/stdc++.h>
#define mp make_pair
#define pb push_back
#define ii pair<int,int>
#define all(x) (x).begin(),(x).end()
#define INF 100000000000000000
#define modulo 1000000007
#define mod 998244353
#define int long long int
using namespace std;
vector<int>no(3003);
vector<int>tree[3003],T[3003];
vector<int>color(3003,-1);
vector<vector<int>>adj(3003,vector<int>(3003));
int F(int x){
      if(no[x]==x)return x;
      return no[x]=F(no[x]);
}
bool merge(int x,int y){
      x=F(x);
      y=F(y);
      if(x==y)return false;
      if(x<y)swap(x,y);
      no[x]=y;
      return true;
}
int dfs(int x,int pre,int X,set<int>& S){
      int cnt=-1;
      for(int i=0;i<T[x].size();i++){
            int y=T[x][i];
 
 
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Compilation message (stderr)

izlet.cpp: In function 'long long int dfs(long long int, long long int, long long int, std::set<long long int>&)':
izlet.cpp:29:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
       for(int i=0;i<T[x].size();i++){
                   ~^~~~~~~~~~~~
izlet.cpp:33:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             if(adj[X][y]!=S.size()){
izlet.cpp: In function 'int32_t main()':
izlet.cpp:88:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for(int i=0;i<tree[x].size();i++){
                         ~^~~~~~~~~~~~~~~
izlet.cpp:100:7: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
       for(int i=0;i<n;i++)cout<<color[i]<<" ";cout<<"\n";
       ^~~
izlet.cpp:100:47: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
       for(int i=0;i<n;i++)cout<<color[i]<<" ";cout<<"\n";
                                               ^~~~
izlet.cpp:102:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for(int j=0;j<tree[i].size();j++)if(i<tree[i][j])cout<<i+1<<" "<<tree[i][j]+1<<"\n";
                         ~^~~~~~~~~~~~~~~

• Subtask 1: 18 / 18
• Subtask 2: 25 / 25
• Subtask 3: 57 / 57