Submission #332245

#	Time	Username	Problem	Language	Result	Execution time	Memory
332245		a_player	Colors (RMI18_colors)	C++14	0 / 100	1028 ms	2896 KiB

colors

  #include <bits/stdc++.h>

  using namespace std;

  const int nax=1e5+5;
  vector<int> grafo[nax];
  int a[nax],b[nax];
  void solve(){
    for(int i=0;i<nax;i++){
      grafo[i].clear();
    }
    int n,m;
    cin>>n>>m;
    int root=-1;
    for(int i=0;i<n;i++)cin>>a[i];
    for(int i=0;i<n;i++)cin>>b[i];
    for(int i=0;i<m;i++){
      int u,v;
      cin>>u>>v;
      u--,v--;
      grafo[u].push_back(v);
      grafo[v].push_back(u);
    }
    int mas=0;
    for(int i=0;i<n;i++){
      if(mas<grafo[i].size()){
        mas=grafo[i].size();
        root=i;
      }
    }
    if(a[root]!=b[root]){
      for(int i=0;i<n;i++)if(min(a[i],a[root])==b[root])a[root]=min(a[i],a[root]),i=n;
      if(a[root]!=b[root]){
        cout<<0<<endl;
        return;
      }
    }
      for(int i=0;i<n;i++){
        if(a[i]!=b[i]&&min(a[i],a[root])!=b[i]){
          cout<<0<<endl;
          return;
        }
      }
      cout<<1<<endl;
  }

  int main(){
    int tt;
    cin>>tt;
    while(tt--)solve();
  }

Compilation message (stderr)

colors.cpp: In function 'void solve()':
colors.cpp:26:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |       if(mas<grafo[i].size()){
      |          ~~~^~~~~~~~~~~~~~~~

• Subtask 1: 0 / 15
• Subtask 2: 0 / 7
• Subtask 3: 0 / 8
• Subtask 4: 0 / 15
• Subtask 5: 0 / 7
• Subtask 6: 0 / 16
• Subtask 7: 0 / 10
• Subtask 8: 0 / 22