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Submission #385248

# Submission time Handle Problem Language Result Execution time Memory
385248 2021-04-03T19:34:06 Z ritul_kr_singh Hotel (CEOI11_hot) C++17
100 / 100
 1322 ms 60252 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define sp << ' ' <<
#define nl << '\n'

signed main(){
	cin.tie(0)->sync_with_stdio(0);
	int n, m, o; cin >> n >> m >> o;
	array<int, 2> offers[m], room;
	multiset<array<int, 2>> rooms;
	for(int i=0; i<n; ++i){
		cin >> room[1] >> room[0];
		rooms.insert(room);
	}
	for(auto &i : offers) cin >> i[0] >> i[1];
	sort(offers, offers+m, greater<>());
	vector<int> pos;

	for(auto &i : offers){
		auto f = rooms.lower_bound({i[1], 0});
		if(f != rooms.end()){
			pos.push_back(i[0] - (*f)[1]);
			rooms.erase(f);
		}
	}

	sort(pos.begin(), pos.end(), greater<>());
	int ans = 0;
	for(int i=0; i<min(o, (int)pos.size()); ++i){
		if(pos[i]>0) ans += pos[i];
	}
	cout << ans;


}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 2 ms 364 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 1132 KB Output is correct

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 50 ms 4208 KB Output is correct

Subtask #7
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 92 ms 7016 KB Output is correct
2 Correct 80 ms 7660 KB Output is correct

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 362 ms 18252 KB Output is correct
2 Correct 168 ms 14052 KB Output is correct

Subtask #9
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 803 ms 35932 KB Output is correct
2 Correct 976 ms 35940 KB Output is correct

Subtask #10
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 932 ms 43868 KB Output is correct
2 Correct 1067 ms 43868 KB Output is correct
3 Correct 1322 ms 60252 KB Output is correct