Submission #245644

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
245644	2020-07-07T03:11:19 Z	HachiMinh	Semiexpress (JOI17_semiexpress)	C++14	100 / 100	24 ms	4592 KB

semiexpress

#include<bits/stdc++.h>
using namespace std;
#define ll long long
ll n,m,k,a,b,c,t,station[3007],ans;
vector<ll> HMS;
int main()
{
	cin>>n>>m>>k>>a>>b>>c>>t;
	for(ll i=0;i<m;i++) cin>>station[i];
	k-=m;
	station[m]=n+1;
	for(ll i=0;i<m;i++)
	{
		ll time=t-(station[i]-1)*b;
		ll mid=station[i+1]-station[i];
		if(time<0) break;
		ll mxst=min(mid,time/a+1);
		ans+=mxst;
		mid-=mxst;
		time-=c*mxst;
		ll k1=k;
		while(k1--&&mid&&time>=0)
		{
			ll mxst=min(mid,time/a+1);
			HMS.push_back(mxst);
			mid-=mxst;
			time-=mxst*c;
		}
	}
	sort(HMS.begin(),HMS.end());
    k=min(k,(ll)HMS.size());
	for(ll i=1;i<=k;i++)
	{
		ans+=HMS[HMS.size()-i];
	}
	cout<<ans-1;
}

Subtask #1

18.0 / 18.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	256 KB	Output is correct
2	Correct	5 ms	256 KB	Output is correct
3	Correct	5 ms	256 KB	Output is correct
4	Correct	5 ms	384 KB	Output is correct
5	Correct	5 ms	256 KB	Output is correct
6	Correct	4 ms	256 KB	Output is correct
7	Correct	4 ms	256 KB	Output is correct
8	Correct	5 ms	256 KB	Output is correct

Subtask #2

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	256 KB	Output is correct
2	Correct	5 ms	256 KB	Output is correct
3	Correct	5 ms	256 KB	Output is correct
4	Correct	5 ms	384 KB	Output is correct
5	Correct	5 ms	256 KB	Output is correct
6	Correct	4 ms	256 KB	Output is correct
7	Correct	4 ms	256 KB	Output is correct
8	Correct	5 ms	256 KB	Output is correct
9	Correct	5 ms	384 KB	Output is correct
10	Correct	4 ms	256 KB	Output is correct
11	Correct	5 ms	256 KB	Output is correct
12	Correct	5 ms	256 KB	Output is correct
13	Correct	4 ms	256 KB	Output is correct
14	Correct	5 ms	256 KB	Output is correct
15	Correct	4 ms	256 KB	Output is correct
16	Correct	5 ms	384 KB	Output is correct
17	Correct	4 ms	256 KB	Output is correct
18	Correct	4 ms	384 KB	Output is correct

Subtask #3

52.0 / 52.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	256 KB	Output is correct
2	Correct	5 ms	256 KB	Output is correct
3	Correct	5 ms	256 KB	Output is correct
4	Correct	5 ms	384 KB	Output is correct
5	Correct	5 ms	256 KB	Output is correct
6	Correct	4 ms	256 KB	Output is correct
7	Correct	4 ms	256 KB	Output is correct
8	Correct	5 ms	256 KB	Output is correct
9	Correct	5 ms	384 KB	Output is correct
10	Correct	4 ms	256 KB	Output is correct
11	Correct	5 ms	256 KB	Output is correct
12	Correct	5 ms	256 KB	Output is correct
13	Correct	4 ms	256 KB	Output is correct
14	Correct	5 ms	256 KB	Output is correct
15	Correct	4 ms	256 KB	Output is correct
16	Correct	5 ms	384 KB	Output is correct
17	Correct	4 ms	256 KB	Output is correct
18	Correct	4 ms	384 KB	Output is correct
19	Correct	5 ms	384 KB	Output is correct
20	Correct	5 ms	384 KB	Output is correct
21	Correct	6 ms	384 KB	Output is correct
22	Correct	6 ms	520 KB	Output is correct
23	Correct	24 ms	4592 KB	Output is correct
24	Correct	5 ms	384 KB	Output is correct
25	Correct	5 ms	384 KB	Output is correct
26	Correct	6 ms	384 KB	Output is correct
27	Correct	6 ms	384 KB	Output is correct
28	Correct	5 ms	384 KB	Output is correct
29	Correct	18 ms	4592 KB	Output is correct
30	Correct	11 ms	2548 KB	Output is correct