Submission #1088629

#	Time	Username	Problem	Language	Result	Execution time	Memory
1088629		vjudge1	Rabbit Carrot (LMIO19_triusis)	C++17	100 / 100	19 ms	4504 KiB

triusis

#include <algorithm>
#include <iostream>
#include <vector>

const int INF = 1e9;

using namespace std;

int main(){
  ios_base::sync_with_stdio(false);
  cin.tie(nullptr);
  int n, m; cin >> n >> m;
  vector<int> a;
  for (int i = 0; i < n; i++){
    int x; cin >> x; x = m * (i + 1) - x;
    if (x >= 0) a.push_back(x);
  }
  vector<int> d;
  for (int i = 0; i < a.size(); i++) {
    int l = upper_bound(d.begin(), d.end(), a[i]) - d.begin();
    if (l == d.size()) d.push_back(a[i]);
    else d[l] = a[i];
  }
  cout << n - d.size() << '\n';
  return 0;
}

Compilation message (stderr)

triusis.cpp: In function 'int main()':
triusis.cpp:19:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |   for (int i = 0; i < a.size(); i++) {
      |                   ~~^~~~~~~~~~
triusis.cpp:21:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |     if (l == d.size()) d.push_back(a[i]);
      |         ~~^~~~~~~~~~~

• Subtask 1: 14 / 14
• Subtask 2: 21 / 21
• Subtask 3: 28 / 28
• Subtask 4: 37 / 37