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 <set>
using namespace std;
using ll = long long;
#define sz(x) int(x.size())
struct obj
{
int s;
int v;
int t;
};
bool operator < (obj A, obj B)
{
if(A.s != B.s) return A.s > B.s;
else return A.t > B.t;
}
int main()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int n, m, o;
cin >> n >> m >> o;
vector<obj> a(m+2*n);
for(int i = 0; i < n; i++)
{
cin >> a[i].v >> a[i].s;
a[i].t = 2; //room
}
for(int i = n; i < 2*n; i++)
{
a[i] = a[i-n];
a[i].t = 1;
}
for(int j = 2*n; j < 2*n+m; j++)
{
cin >> a[j].v >> a[j].s;
a[j].t = 0; //customer
}
sort(a.begin(), a.end());
ll rooms_total = 0;
// int room_count = 0;
int spare = 0;
// priority_queue<int> actual, fake;
priority_queue<int> actual, fake;
// priority_queue<int> fake;
//
for(obj x: a)
{
if(x.t == 2)
{
// spare++;
// rooms_total += x.v;
//
// // cerr << "adding empty room of size " << x.s << '\n';
}
else if(x.t == 1)
{
// if(spare)
// {
// fake.push(-x.v);
// spare--;
// // cerr << "inserting fake room of cost " << x.v << '\n';
// }
// else
// {
// fake.push(-x.v);
//
// if(actual.empty() || actual.top() < fake.top())
// fake.pop();
// else
// actual.pop();
// }
}
else
{
// if(spare)
// {
// if(sz(actual) < o)
// actual.push(-x.v);
// else
// {
// actual.push(-x.v);
// actual.pop();
// }
// spare--;
// }
// else
// {
// if(sz(actual) == o)
// {
// actual.push(-x.v);
// actual.pop();
// }
// else
// {
// actual.push(-x.v);
// if(actual.empty() || actual.top() < fake.top())
// fake.pop();
// else
// actual.pop();
// }
// }
}
}
ll ans = -rooms_total;
while(!actual.empty())
{
ans -= actual.top();
actual.pop();
}
while(!fake.empty())
{
ans -= fake.top();
fake.pop();
}
cout << ans << '\n';
}
Compilation message (stderr)
hot.cpp: In function 'int main()':
hot.cpp:57:9: warning: unused variable 'spare' [-Wunused-variable]
57 | int spare = 0;
| ^~~~~
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