This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <iostream>
#include <vector>
#include <algorithm>
#include <queue>
#include <climits>
#include <cstring>
using namespace std;
typedef long long ll;
typedef pair<double, double> ii;
typedef pair<ii, ii> iiii;
vector<vector<int>> adjList;
int main(){
ios_base::sync_with_stdio(false);
double n, w;
cin >> n >> w;
vector<iiii> c; double s, q;
for (int i = 0; i < n; i++){
cin >> s >> q;
c.push_back({{s/q, i}, {s, q}});
}
sort(c.begin(), c.end());
int maxi = 0, cost = INT_MAX, idx;
double uk = 0; priority_queue<double> pq;
for (int i = 0; i < n; i++){
pq.push(c[i].second.second);
uk += c[i].second.second;
double maks = w/c[i].first.first;
while(uk > maks){
uk -= pq.top();
pq.pop();
}
int cijena = uk*c[i].first.first;
if (pq.size() > maxi || (pq.size() == maxi && cijena < cost)){
maxi = pq.size();
cost = cijena;
idx = i;
}
}
priority_queue<ii> ans; uk = 0;
for (int i = 0; i <= idx; i++){
ans.push({c[i].second.second, c[i].first.second});
uk += c[i].second.second;
}
double maks = w/c[idx].first.first;
while(uk > maks){
uk -= ans.top().first;
ans.pop();
}
vector<int> x;
while(!ans.empty()){
x.push_back(ans.top().second);
ans.pop();
}
cout << x.size() << endl;
for (int i = 0; i < x.size(); i++){
cout << x[i] + 1 << endl;
}
return 0;
}
Compilation message (stderr)
hiring.cpp: In function 'int main()':
hiring.cpp:38:23: warning: comparison of integer expressions of different signedness: 'std::priority_queue<double>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
38 | if (pq.size() > maxi || (pq.size() == maxi && cijena < cost)){
| ~~~~~~~~~~^~~~~~
hiring.cpp:38:44: warning: comparison of integer expressions of different signedness: 'std::priority_queue<double>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
38 | if (pq.size() > maxi || (pq.size() == maxi && cijena < cost)){
| ~~~~~~~~~~^~~~~~~
hiring.cpp:61:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
61 | for (int i = 0; i < x.size(); i++){
| ~~^~~~~~~~~~
hiring.cpp:45:23: warning: 'idx' may be used uninitialized in this function [-Wmaybe-uninitialized]
45 | for (int i = 0; i <= idx; i++){
| ~~^~~~~~
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |
# | Verdict | Execution time | Memory | Grader output |
---|
Fetching results... |