Submission #787116

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
787116	2023-07-18 20:35:44	APROHACK	Highway Tolls (IOI18_highway)	C++17	51 / 100	145 ms	16428 KiB

highway

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#include "highway.h"
#include <bits/stdc++.h>
#define ff first
#define ss second
#define ll long long
#define pb push_back
using namespace std;
ll m, n, a, b, largo;
vector<int>adj[100000];
vector<int>idx[100000];
int keepBanned;
void llenar(int dd, int ht, int v, vector<int>&w){
  for(int i = dd ; i <= ht ; i ++)w[i] = v;
}
void find_edje(int &ejeMedio, vector<int>&w){
  int li = 0, ls = m-1, pos;
  pos = (li + ls)/2;
  ll tried[130003];
  for(int i = 0 ; i < m ; i ++)tried[i] = -1;
  while(li + 1 < ls){
    llenar(0, m-1, 0, w);
    llenar(0, keepBanned-1, 1, w);
    llenar(0, pos, 1, w);
    ll res = ask(w);
    tried[pos] = res;
    if(res > largo*a){
      ls = pos;
 
 
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Compilation message (stderr)

highway.cpp: In function 'std::vector<int> getEdjes(int, int, int, std::vector<int>&, std::vector<int>&)':
highway.cpp:60:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   60 |   for(int i = 0 ; i < adj[cur].size() ; i ++){
      |                   ~~^~~~~~~~~~~~~~~~~
highway.cpp: In function 'void find_pair(int, std::vector<int>, std::vector<int>, int, int)':
highway.cpp:127:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  127 |   for(int i = 0 ; i < nodos.size() ; i ++){
      |                   ~~^~~~~~~~~~~~~~
highway.cpp:149:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  149 |   for(int i = 0 ; i < nodos.size() ; i ++){
      |                   ~~^~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 7 / 7
• Subtask 3: 6 / 6
• Subtask 4: 33 / 33
• Subtask 5: 0 / 18
• Subtask 6: 0 / 31