Submission #450412

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
450412	2021-08-02 19:51:03	snoop	Toll (BOI17_toll)	C++14	100 / 100	206 ms	22792 KiB

toll

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#include<bits/stdc++.h>
#include<math.h>
#define f first
#define s second
#define int long long
using namespace std;
const int N = 5e4 + 5, oo = 1e18;
int t, dist[N][5][5], d[N][5][5], n, k, m, q, ans[N];
vector<int> cur[N];
pair<int, int> p[N];
void solve(int l, int r, vector<int> v) {
  if (l == r) return;
  int mid = (l + r) / 2;
  vector<int> x, y;
  for (int i = l; i <= r; i++) cur[i].clear();
  for (int i = 0; i < v.size(); i++) {
    int ind = v[i];
    if (p[ind].s / k <= mid) x.push_back(v[i]);
    else if (p[ind].f / k >= mid + 1) y.push_back(v[i]);
    else cur[p[ind].s / k].push_back(v[i]);
  }
 
  for (int j = 0; j < k; j++) {
    for (int x = 0; x < k; x++) {
      d[mid + 1][j][x] = 0;
    }
  }
  for (int i = mid; i >= l; i--) {
    for (int from = 0; from < k; from++) {
      for (int to = 0; to < k; to++) {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

toll.cpp: In function 'void solve(long long int, long long int, std::vector<long long int>)':
toll.cpp:16:20: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |  for (int i = 0; i < v.size(); i++) {
      |                  ~~^~~~~~~~~~
toll.cpp:53:21: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   53 |   for (int j = 0; j < cur[i].size(); j++) {
      |                   ~~^~~~~~~~~~~~~~~

• Subtask 1: 7 / 7
• Subtask 2: 10 / 10
• Subtask 3: 8 / 8
• Subtask 4: 31 / 31
• Subtask 5: 44 / 44