Submission #559124

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
559124	2022-05-09 12:29:25	cadmiumsky	Toy Train (IOI17_train)	C++14	38 / 100	1474 ms	262144 KiB

train

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#include "train.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using uset = unordered_set<int>;
const int nmax = 5e3 + 5;
vector<int> g[nmax], t[nmax];
vector<int> own, charge, rez, degree;
int n, m;
int cnt = 0;
void solve(uset& V) {
  if(V.size() == 0)
    return;
  uset S;
  for(auto x : V) {
    if(charge[x])
      S.insert(x);
    for(int i = 0; i < g[x].size(); i++) {
      if(V.count(g[x][i]) == 0)
        swap(g[x][i], g[x].back()), g[x].pop_back(), i--;
    }
    for(int i = 0; i < t[x].size(); i++) {
      if(V.count(t[x][i]) == 0)
        swap(t[x][i], t[x].back()), t[x].pop_back(), i--;
    }
  }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

train.cpp: In function 'void solve(uset&)':
train.cpp:22:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |     for(int i = 0; i < g[x].size(); i++) {
      |                    ~~^~~~~~~~~~~~~
train.cpp:26:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |     for(int i = 0; i < t[x].size(); i++) {
      |                    ~~^~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 0 / 11
• Subtask 4: 11 / 11
• Subtask 5: 12 / 12
• Subtask 6: 0 / 51