Submission #839055

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
839055	2023-08-28 14:48:36	mohammad_kilani	Toy Train (IOI17_train)	C++17	22 / 100	237 ms	1680 KiB

train

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#include "train.h"
#include <bits/stdc++.h>
using namespace std;
const int N = 5010;
int n;
vector< int > ans , g[N] , g2[N] , r , a;
void make(){
  ans = vector< int > (n , -1);
  vector< int > out(n , 0);
  queue < int > q;
  for(int i = 0 ;i < n;i++){
    if(r[i]) continue;
    for(int j = 0 ;j < (int)g[i].size();j++){
      if(a[i]){
        if(r[g[i][j]]){
          out[i] = 0;
          ans[i] = 1;
          q.push(i);
          break;
        }
        out[i]++;
      }
      else{
        if(r[g[i][j]]) continue;
        out[i]++;
      }
 
 
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