Submission #67513

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
67513	2018-08-14 13:18:15	zscoder	Toy Train (IOI17_train)	C++17	100 / 100	549 ms	16764 KiB

train

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#include "train.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef vector<int> vi;
typedef pair<ll,ll> ii;
#define mp make_pair
#define pb push_back
#define fi first
#define se second
vi adj[22222];
vi radj[22222];
std::vector<int> who_wins(std::vector<int> a, std::vector<int> r, std::vector<int> u, std::vector<int> v) {
  std::vector<int> res(a.size(),0);
  int n=res.size();
  for(int i=0;i<u.size();i++)
  {
    adj[u[i]].pb(v[i]); radj[v[i]].pb(u[i]);
  }
  while(1)
  {
    vector<int> deg(n,0); vector<int> visited(n,0);
    for(int i=0;i<n;i++) deg[i]=adj[i].size();
    queue<int> q;
    for(int i=0;i<n;i++){if(r[i]) q.push(i);}
    while(!q.empty())
 
 
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Compilation message (stderr)

train.cpp: In function 'std::vector<int> who_wins(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
train.cpp:20:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<u.size();i++)
              ~^~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 11 / 11
• Subtask 4: 11 / 11
• Subtask 5: 12 / 12
• Subtask 6: 51 / 51