Submission #328870

# Submission time Handle Problem Language Result Execution time Memory
328870 2020-11-18T10:07:01 Z cgiosy Schools (IZhO13_school) C++17
25 / 100
90 ms 7404 KB
#include <bits/stdc++.h>
using namespace std;
using ll=long long;

struct pii {
	int a, b;
	bool operator<(const pii b) const { return a>b.a; }
};
int main() {
	ios::sync_with_stdio(0);cin.tie(0);
	int N, X, Y;
	cin>>N>>X>>Y;
	vector<pii> A(N);
	for(auto&[a,b]:A) cin>>a>>b;
	sort(A.begin(), A.end());
	for(int i=X; i<N; i++) swap(A[i].a, A[i].b);
	sort(A.begin()+X, A.end());
	priority_queue<int> Qa, Qb;
	ll s=0;
	for(int i=0; i<X+Y; i++) s+=A[i].a, (i<X ? Qa : Qb).push(A[i].b-A[i].a);
	while(Qa.size() && Qb.size()) {
		int a=Qa.top(); Qa.pop();
		int b=Qb.top(); Qb.pop();
		if(a+b<=0) break;
		s+=a+b;
		Qb.push(-a);
		Qa.push(-b);
	}
	cout<<s<<'\n';
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Incorrect 1 ms 364 KB Output isn't correct
5 Incorrect 1 ms 364 KB Output isn't correct
6 Incorrect 1 ms 384 KB Output isn't correct
7 Incorrect 3 ms 492 KB Output isn't correct
8 Correct 2 ms 492 KB Output is correct
9 Incorrect 2 ms 492 KB Output isn't correct
10 Incorrect 2 ms 512 KB Output isn't correct
11 Incorrect 2 ms 492 KB Output isn't correct
12 Incorrect 2 ms 492 KB Output isn't correct
13 Incorrect 11 ms 1260 KB Output isn't correct
14 Incorrect 28 ms 2028 KB Output isn't correct
15 Incorrect 58 ms 3436 KB Output isn't correct
16 Correct 70 ms 4964 KB Output is correct
17 Incorrect 72 ms 5740 KB Output isn't correct
18 Incorrect 72 ms 6124 KB Output isn't correct
19 Incorrect 82 ms 6508 KB Output isn't correct
20 Incorrect 90 ms 7404 KB Output isn't correct