Submission #328871

# Submission time Handle Problem Language Result Execution time Memory
328871 2020-11-18T10:07:57 Z cgiosy Schools (IZhO13_school) C++17
25 / 100
90 ms 3820 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;
	}
	cout<<s<<'\n';
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 1 ms 492 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 364 KB Output isn't correct
7 Incorrect 2 ms 364 KB Output isn't correct
8 Correct 2 ms 364 KB Output is correct
9 Incorrect 2 ms 384 KB Output isn't correct
10 Incorrect 2 ms 364 KB Output isn't correct
11 Incorrect 2 ms 364 KB Output isn't correct
12 Incorrect 2 ms 364 KB Output isn't correct
13 Incorrect 11 ms 876 KB Output isn't correct
14 Incorrect 27 ms 1132 KB Output isn't correct
15 Incorrect 62 ms 1644 KB Output isn't correct
16 Correct 67 ms 3044 KB Output is correct
17 Incorrect 68 ms 3180 KB Output isn't correct
18 Incorrect 70 ms 3308 KB Output isn't correct
19 Incorrect 78 ms 3564 KB Output isn't correct
20 Incorrect 90 ms 3820 KB Output isn't correct