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Submission #676583

# Submission time Handle Problem Language Result Execution time Memory
676583 2022-12-31T10:56:57 Z QwertyPi Schools (IZhO13_school) C++14
15 / 100
 195 ms 10460 KB 
#include <bits/stdc++.h>

using namespace std;

struct area{
	int a, b;
};

int main(){
	int N, M, S;
	cin >> N >> M >> S;
	vector<area> A;
	for(int i = 0; i < N; i++){
		int a, b; cin >> a >> b;
		A.push_back({a, b});
	}
	sort(A.begin(), A.end(), [](area x, area y){
		return x.a > y.a;
	});
	
	int ans = 0;
	for(int i = 0; i < M; i++){
		ans += A[i].a;
	}
	
	priority_queue<pair<int, int>> pq1, pq2;
	for(int i = 0; i < M; i++){
		pq1.push({A[i].b - A[i].a, i});
	}
	for(int i = M; i < N; i++){
		pq2.push({A[i].b, i});
	}
	
	for(int i = 0; i < S; i++){
		if(pq2.empty() || !pq1.empty() && pq1.top().first + A[M + i].a > pq2.top().first){
			ans += pq1.top().first + A[M + i].a;
			pq1.pop();
		}else{
			ans += pq2.top().first;
			pq2.pop();
		}
	}
	cout << ans << endl;
}

Compilation message

school.cpp: In function 'int main()':
school.cpp:35:34: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   35 |   if(pq2.empty() || !pq1.empty() && pq1.top().first + A[M + i].a > pq2.top().first){
      |                     ~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
15.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Incorrect 1 ms 212 KB Output isn't correct
5 Incorrect 1 ms 212 KB Output isn't correct
6 Incorrect 1 ms 212 KB Output isn't correct
7 Incorrect 3 ms 468 KB Output isn't correct
8 Incorrect 3 ms 468 KB Output isn't correct
9 Incorrect 3 ms 340 KB Output isn't correct
10 Incorrect 3 ms 444 KB Output isn't correct
11 Incorrect 4 ms 468 KB Output isn't correct
12 Incorrect 4 ms 468 KB Output isn't correct
13 Incorrect 21 ms 1444 KB Output isn't correct
14 Incorrect 50 ms 3324 KB Output isn't correct
15 Incorrect 93 ms 6260 KB Output isn't correct
16 Incorrect 126 ms 7032 KB Output isn't correct
17 Incorrect 138 ms 8360 KB Output isn't correct
18 Incorrect 146 ms 8912 KB Output isn't correct
19 Incorrect 160 ms 9336 KB Output isn't correct
20 Incorrect 195 ms 10460 KB Output isn't correct