Submission #217466

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
217466	2020-03-29 19:36:32	Pajaraja	Stray Cat (JOI20_stray)	C++17	15 / 100	1082 ms	18004 KiB

Anthony

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#include "Anthony.h"
#define MAXN 20007
#include <bits/stdc++.h>
namespace {
  int a,b;
  int d[MAXN],nz[6]={0,1,0,0,1,1};
  std::vector<int> g[MAXN],ind[MAXN],X;
  void dfs(int s,int f,int a)
  {
    if(g[s].size() + (s==0) ==2) {for(int i=0;i<g[s].size();i++) if(g[s][i]!=f) {X[ind[s][i]]=nz[a]; dfs(g[s][i],s,(a+1)%6);}}
    else for(int i=0;i<g[s].size();i++) if(g[s][i]!=f) {X[ind[s][i]]=nz[a]; dfs(g[s][i],s,1-nz[a]);}
  }
}
std::vector<int> Mark(int N, int M, int A, int B, std::vector<int> U, std::vector<int> V) 
{
  for(int i=0;i<M;i++) X.push_back(0);
  a=A;
  for(int i=0;i<M;i++) g[U[i]].push_back(V[i]);
  for(int i=0;i<M;i++) ind[U[i]].push_back(i);
  for(int i=0;i<M;i++) g[V[i]].push_back(U[i]);
  for(int i=0;i<M;i++) ind[V[i]].push_back(i);
  if(a>=3)
    {
      d[0]=0;
      std::fill(d+1,d+N,-1);
      std::queue<int> q;
      q.push(0);
    while(!q.empty())
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Catherine

 
 
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Compilation message (stderr)

Anthony.cpp: In function 'void {anonymous}::dfs(int, int, int)':
Anthony.cpp:11:46: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if(g[s].size() + (s==0) ==2) {for(int i=0;i<g[s].size();i++) if(g[s][i]!=f) {X[ind[s][i]]=nz[a]; dfs(g[s][i],s,(a+1)%6);}}
                                             ~^~~~~~~~~~~~
Anthony.cpp:12:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   else for(int i=0;i<g[s].size();i++) if(g[s][i]!=f) {X[ind[s][i]]=nz[a]; dfs(g[s][i],s,1-nz[a]);}
                    ~^~~~~~~~~~~~
Anthony.cpp: In function 'std::vector<int> Mark(int, int, int, int, std::vector<int>, std::vector<int>)':
Anthony.cpp:34:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
      for(int i=0;i<g[u].size();i++) if(d[g[u][i]]==-1)
                  ~^~~~~~~~~~~~
Anthony.cpp: At global scope:
Anthony.cpp:6:8: warning: '{anonymous}::b' defined but not used [-Wunused-variable]
  int a,b;
        ^

Catherine.cpp: In function 'int Move(std::vector<int>)':
Catherine.cpp:78:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

• Subtask 1: 2 / 2
• Subtask 2: 2 / 2
• Subtask 3: 2 / 2
• Subtask 4: 9 / 9
• Subtask 5: 0 / 5
• Subtask 6: 0 / 71
• Subtask 7: 0 / 9