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Submission #242636

# Submission time Handle Problem Language Result Execution time Memory
242636 2020-06-28T12:40:05 Z kshitij_sodani Schools (IZhO13_school) C++17
20 / 100
 322 ms 36440 KB 
#include <bits/stdc++.h>
using namespace std;
typedef int64_t llo;
#define mp make_pair
#define pb push_back
#define a first 
#define b second
//#define endl '\n'
llo n,m,s;

int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cin>>n>>m>>s;
	vector<pair<llo,llo>> kk;
	for(llo i=0;i<n;i++){
		llo aa,bb;
		cin>>aa>>bb;
		kk.pb({aa,bb});
	}
	sort(kk.begin(),kk.end());
	llo su=0;
	reverse(kk.begin(),kk.end());
	set<pair<llo,llo>> ss;
	set<pair<llo,llo>> tt;
	set<pair<llo,llo>> mm;
	for(llo i=0;i<n;i++){
		if(i<m){
			su+=kk[i].a;
			ss.insert({kk[i].a-kk[i].b,i});
		}		
		else{
			tt.insert({-kk[i].b,i});
			mm.insert({-kk[i].a,i});
		}
	}
	if(m==n){
		cout<<su<<endl;
		return 0;
	}
	for(llo i=0;i<s;i++){
		llo x=-(*tt.begin()).a;
		llo y=-(*ss.begin()).a-(*mm.begin()).a;
		if(y>x){
			su+=y;
			ss.erase(ss.begin());
			pair<llo,llo> no=*(mm.begin());
			mm.erase(mm.begin());
			ss.insert({kk[no.b].a-kk[no.b].b,no.b});
		}
		else{
			pair<llo,llo> no=*(tt.begin());
			tt.erase(tt.begin());
			su+=-no.a;
		}
	}
	cout<<su<<endl;

	






	
	return 0;
}

Subtask #1
20.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Incorrect 5 ms 384 KB Output isn't correct
5 Incorrect 5 ms 384 KB Output isn't correct
6 Incorrect 4 ms 384 KB Output isn't correct
7 Incorrect 8 ms 1024 KB Output isn't correct
8 Incorrect 8 ms 640 KB Output isn't correct
9 Incorrect 7 ms 768 KB Output isn't correct
10 Incorrect 7 ms 768 KB Output isn't correct
11 Incorrect 8 ms 1024 KB Output isn't correct
12 Incorrect 8 ms 1024 KB Output isn't correct
13 Incorrect 27 ms 3440 KB Output isn't correct
14 Incorrect 86 ms 10856 KB Output isn't correct
15 Correct 225 ms 22624 KB Output is correct
16 Incorrect 229 ms 24284 KB Output isn't correct
17 Incorrect 226 ms 25824 KB Output isn't correct
18 Incorrect 246 ms 28384 KB Output isn't correct
19 Incorrect 275 ms 31072 KB Output isn't correct
20 Incorrect 322 ms 36440 KB Output isn't correct