Submission #1109233

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1109233	2024-11-06 08:37:03	dsyz	Hiring (IOI09_hiring)	C++17	2 / 100	1582 ms	44828 KiB

hiring

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
#define MAXN (1000005)
int main(){
  ios_base::sync_with_stdio(false);cin.tie(0);
  ll N;
  ld W;
  cin>>N>>W;
  ld S[N], Q[N]; //min salary, qualification
  pair<pair<ld,ld>,ld> arr[N];
  for(ll i = 0;i < N;i++){
    cin>>S[i]>>Q[i];
    arr[i] = {{Q[i],S[i]},i};
  }
  sort(arr,arr + N);
  //we can prove that the wages for all other workers will resolve around one worker's exact minimum salary S[i]
  vector<ll> ans;
  ld spent = 1e18;
  for(ll strictest = 0;strictest < N;strictest++){
    ld budget = W;
    vector<ll> cur;
    if(arr[strictest].first.second > budget){
      continue;
    }
    budget -= arr[strictest].first.second;
    cur.push_back(strictest + 1);
    for(ll i = 0;i < strictest;i++){
      ld needed = (arr[i].first.first / arr[strictest].first.first) * arr[strictest].first.second;
 
 
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Compilation message (stderr)

hiring.cpp: In function 'int main()':
hiring.cpp:49:17: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |  for(ll i = 0;i < ans.size();i++){
      |               ~~^~~~~~~~~~~~

• Subtask 1: 2 / 30
• Subtask 2: 0 / 28
• Subtask 3: 0 / 6
• Subtask 4: 0 / 6
• Subtask 5: 0 / 6
• Subtask 6: 0 / 6
• Subtask 7: 0 / 6
• Subtask 8: 0 / 6
• Subtask 9: 0 / 6