Submission #829790

#	Time	Username	Problem	Language	Result	Execution time	Memory
829790		birthdaycake	Stray Cat (JOI20_stray)	C++17	4 / 100	3068 ms	21784 KiB

Anthony

#include "Anthony.h"
#include<bits/stdc++.h>
using namespace std; 

vector<int>adj[200001];
int depth[200001],col[200001];


void dfs(int x, int p){
  depth[x] = depth[p] + 1;
  for(auto s: adj[x]){
    if(!depth[s]) dfs(s,x); 
  }
}

vector<int> Mark(int N, int M, int A, int B, vector<int> U, vector<int> V) {
  for(int i = 1; i <= N; i++) adj[i].clear();
  for(int i = 0; i < M; i++){
    adj[U[i]].push_back(V[i]);
    adj[V[i]].push_back(U[i]);
  }
  dfs(0,0); 
  vector<int>ans; 
  for(int i = 0; i < M; i++){
    ans.push_back(max(depth[U[i]], depth[V[i]]) % 3); 
  }
  return ans; 
}

Catherine

#include "Catherine.h"
#include<bits/stdc++.h>
using namespace std; 
int a,b;
void Init(int A, int B) {
  a = A;
  b = B;
}




int Move(vector<int> y) {
  set<int>p;
  int col = 0;
  for(auto s: y) {
    if(s > 0){
      p.insert(col);
    }
    col++;
  }
  auto xx = *p.begin(), yy = 0;
  p.erase(p.begin()); 
  if(p.empty()) return xx; 
  if(xx == 0 and *p.begin() == 1) return 0; 
  if(xx == 1 and *p.begin() == 2) return 1; 
  if(xx == 0 and *p.begin() == 2) return 2; 
  return -1;
}

Compilation message (stderr)

Catherine.cpp: In function 'int Move(std::vector<int>)':
Catherine.cpp:22:25: warning: unused variable 'yy' [-Wunused-variable]
   22 |   auto xx = *p.begin(), yy = 0;
      |                         ^~

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