Submission #394965

#	Time	Username	Problem	Language	Result	Execution time	Memory
394965		ak2006	Hotel (CEOI11_hot)	C++14	0 / 100	1582 ms	102040 KiB

hot

#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using vb = vector<bool>;
using vvb = vector<vb>;
using vi = vector<int>;
using vvi = vector<vi>;
using vl = vector<ll>;
using vvl = vector<vl>;
using vc = vector<char>;
using vvc = vector<vc>;
const ll mod = 1e9 + 7,inf = 1e18;
#define pb push_back
#define fast ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
int n,m,o;
ll out;
bool cmp2(vl&f,vl&s)
{
    return (f[1] > s[1]) or (f[1] == s[1] && f[0] > s[0]);
}
int main()
{
    cin>>n>>m>>o;
    vvl a(n,vl(2));
    set<vl>s;
    for (int i = 0;i<n;i++)cin>>a[i][0]>>a[i][1],s.insert({a[i][1],a[i][0],i + 1});
    vl profits;
    vvl offers(m,vl(2));
    for (int i = 0;i<m;i++)cin>>offers[i][0]>>offers[i][1];
    sort(offers.begin(),offers.end(),cmp2);
    for (int i = 0;i<o;i++){
        auto it = s.lower_bound({offers[i][1],0,0});
        if (it == s.end())continue;
        profits.pb(offers[i][0] - (*it)[1]);
        s.erase(it);
    }
    sort(profits.rbegin(),profits.rend());
    for (int i = 0;i<min(o,(int)profits.size());i++)if (profits[i] > 0)out += profits[i];
    cout<<out;
    return 0;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10