Submission #431345

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
431345	2021-06-17T11:09:22 Z	errorgorn	Long Distance Coach (JOI17_coach)	C++17	71 / 100	2000 ms	22348 KB

coach

#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define ii pair<ll,ll>
#define fi first
#define se second
#define endl '\n'

#define puf push_front
#define pof pop_front
#define pub push_back
#define pob pop_back
#define lb lower_bound
#define ub upper_bound

#define rep(x,s,e) for (auto x=s-(s>e);x!=e-(s>e);s<e?x++:x--)
#define all(x) (x).begin(),(x).end()
#define sz(x) (int) (x).size()

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

ll l,n,m,w,k;
ll dist[200005];
ii arr[200005];
ll pref[200005];

vector<ii> trans[200005];
ll memo[200005];

int main(){
	cin.tie(0);
	cout.tie(0);
	cin.sync_with_stdio(false);
	
	cin>>l>>n>>m>>w>>k;
	
	rep(x,1,n+1) cin>>dist[x];
	dist[n+1]=l;
	sort(dist,dist+n+2);
	
	rep(x,0,m) cin>>arr[x].fi>>arr[x].se;
	sort(arr,arr+m);
	arr[m]=ii(1e9,1e9);
	
	rep(x,0,m) pref[x+1]=pref[x]+arr[x].se;
	
	rep(x,0,n+1){
		//cout<<dist[x]<<" "<<dist[x+1]<<endl;
		
		int l,r;
		
		if ((dist[x]/k+1)*k<=dist[x+1]) l=0;
		else l=lb(arr,arr+m,ii(dist[x]%k,-1))-arr;
		r=lb(arr,arr+m+1,ii(dist[x+1]%k,1e9))-arr-1;
		
		if (l>r) continue;
		
		trans[r].pub(ii(l,(dist[x+1]/k)));
		//cout<<l<<" "<<r<<" "<<(dist[x+1]/k+1)<<endl;
	}
	
	memo[0]=(l/k+1)*w;
	
	rep(x,0,m){
		memo[x+1]=memo[x]+((l-arr[x].fi)/k+1)*w;
		for (auto &it:trans[x]){
			//cout<<endl;
			//cout<<x<<" "<<it.fi<<" "<<it.se<<endl;
			rep(y,it.fi,x+1){
				//cout<<y<<" "<<x<<" "<<(pref[x+1]-pref[y])+(x+1-y)*w*it.se<<endl;
				memo[x+1]=min(memo[x+1],
								memo[y]+(pref[x+1]-pref[y])+(x+1-y)*w*it.se);
			}
		}
	}
	
	cout<<memo[m]<<endl;
}

Subtask #1
16.0 / 16.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	4940 KB	Output is correct
2	Correct	3 ms	4940 KB	Output is correct
3	Correct	3 ms	4940 KB	Output is correct
4	Correct	3 ms	4940 KB	Output is correct
5	Correct	4 ms	4960 KB	Output is correct
6	Correct	4 ms	4940 KB	Output is correct
7	Correct	5 ms	4940 KB	Output is correct
8	Correct	4 ms	4940 KB	Output is correct
9	Correct	4 ms	5028 KB	Output is correct
10	Correct	3 ms	4940 KB	Output is correct
11	Correct	4 ms	4940 KB	Output is correct
12	Correct	4 ms	4940 KB	Output is correct
13	Correct	3 ms	4940 KB	Output is correct
14	Correct	4 ms	4940 KB	Output is correct
15	Correct	3 ms	4940 KB	Output is correct
16	Correct	4 ms	4940 KB	Output is correct
17	Correct	4 ms	4940 KB	Output is correct
18	Correct	3 ms	5040 KB	Output is correct
19	Correct	4 ms	4940 KB	Output is correct
20	Correct	4 ms	4952 KB	Output is correct
21	Correct	4 ms	4940 KB	Output is correct
22	Correct	4 ms	4940 KB	Output is correct

Subtask #2
30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	4940 KB	Output is correct
2	Correct	3 ms	4940 KB	Output is correct
3	Correct	3 ms	4940 KB	Output is correct
4	Correct	3 ms	4940 KB	Output is correct
5	Correct	4 ms	4960 KB	Output is correct
6	Correct	4 ms	4940 KB	Output is correct
7	Correct	5 ms	4940 KB	Output is correct
8	Correct	4 ms	4940 KB	Output is correct
9	Correct	4 ms	5028 KB	Output is correct
10	Correct	3 ms	4940 KB	Output is correct
11	Correct	4 ms	4940 KB	Output is correct
12	Correct	4 ms	4940 KB	Output is correct
13	Correct	3 ms	4940 KB	Output is correct
14	Correct	4 ms	4940 KB	Output is correct
15	Correct	3 ms	4940 KB	Output is correct
16	Correct	4 ms	4940 KB	Output is correct
17	Correct	4 ms	4940 KB	Output is correct
18	Correct	3 ms	5040 KB	Output is correct
19	Correct	4 ms	4940 KB	Output is correct
20	Correct	4 ms	4952 KB	Output is correct
21	Correct	4 ms	4940 KB	Output is correct
22	Correct	4 ms	4940 KB	Output is correct
23	Correct	3 ms	4940 KB	Output is correct
24	Correct	3 ms	4940 KB	Output is correct
25	Correct	4 ms	5032 KB	Output is correct
26	Correct	4 ms	4940 KB	Output is correct
27	Correct	5 ms	4940 KB	Output is correct
28	Correct	4 ms	4940 KB	Output is correct
29	Correct	5 ms	4984 KB	Output is correct
30	Correct	4 ms	4940 KB	Output is correct
31	Correct	4 ms	5048 KB	Output is correct
32	Correct	5 ms	5032 KB	Output is correct
33	Correct	4 ms	5056 KB	Output is correct
34	Correct	4 ms	5032 KB	Output is correct
35	Correct	4 ms	5068 KB	Output is correct
36	Correct	4 ms	4940 KB	Output is correct
37	Correct	4 ms	4940 KB	Output is correct

Subtask #3
25.0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	4940 KB	Output is correct
2	Correct	3 ms	4940 KB	Output is correct
3	Correct	3 ms	4940 KB	Output is correct
4	Correct	3 ms	4940 KB	Output is correct
5	Correct	4 ms	4960 KB	Output is correct
6	Correct	4 ms	4940 KB	Output is correct
7	Correct	5 ms	4940 KB	Output is correct
8	Correct	4 ms	4940 KB	Output is correct
9	Correct	4 ms	5028 KB	Output is correct
10	Correct	3 ms	4940 KB	Output is correct
11	Correct	4 ms	4940 KB	Output is correct
12	Correct	4 ms	4940 KB	Output is correct
13	Correct	3 ms	4940 KB	Output is correct
14	Correct	4 ms	4940 KB	Output is correct
15	Correct	3 ms	4940 KB	Output is correct
16	Correct	4 ms	4940 KB	Output is correct
17	Correct	4 ms	4940 KB	Output is correct
18	Correct	3 ms	5040 KB	Output is correct
19	Correct	4 ms	4940 KB	Output is correct
20	Correct	4 ms	4952 KB	Output is correct
21	Correct	4 ms	4940 KB	Output is correct
22	Correct	4 ms	4940 KB	Output is correct
23	Correct	3 ms	4940 KB	Output is correct
24	Correct	3 ms	4940 KB	Output is correct
25	Correct	4 ms	5032 KB	Output is correct
26	Correct	4 ms	4940 KB	Output is correct
27	Correct	5 ms	4940 KB	Output is correct
28	Correct	4 ms	4940 KB	Output is correct
29	Correct	5 ms	4984 KB	Output is correct
30	Correct	4 ms	4940 KB	Output is correct
31	Correct	4 ms	5048 KB	Output is correct
32	Correct	5 ms	5032 KB	Output is correct
33	Correct	4 ms	5056 KB	Output is correct
34	Correct	4 ms	5032 KB	Output is correct
35	Correct	4 ms	5068 KB	Output is correct
36	Correct	4 ms	4940 KB	Output is correct
37	Correct	4 ms	4940 KB	Output is correct
38	Correct	10 ms	5164 KB	Output is correct
39	Correct	10 ms	5228 KB	Output is correct
40	Correct	11 ms	5244 KB	Output is correct
41	Correct	10 ms	5204 KB	Output is correct
42	Correct	11 ms	5212 KB	Output is correct
43	Correct	10 ms	5192 KB	Output is correct
44	Correct	15 ms	5164 KB	Output is correct
45	Correct	10 ms	5164 KB	Output is correct
46	Correct	11 ms	5196 KB	Output is correct
47	Correct	14 ms	5232 KB	Output is correct
48	Correct	13 ms	5216 KB	Output is correct
49	Correct	5 ms	5196 KB	Output is correct
50	Correct	11 ms	5204 KB	Output is correct
51	Correct	14 ms	5164 KB	Output is correct

Subtask #4
0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	4940 KB	Output is correct
2	Correct	3 ms	4940 KB	Output is correct
3	Correct	3 ms	4940 KB	Output is correct
4	Correct	3 ms	4940 KB	Output is correct
5	Correct	4 ms	4960 KB	Output is correct
6	Correct	4 ms	4940 KB	Output is correct
7	Correct	5 ms	4940 KB	Output is correct
8	Correct	4 ms	4940 KB	Output is correct
9	Correct	4 ms	5028 KB	Output is correct
10	Correct	3 ms	4940 KB	Output is correct
11	Correct	4 ms	4940 KB	Output is correct
12	Correct	4 ms	4940 KB	Output is correct
13	Correct	3 ms	4940 KB	Output is correct
14	Correct	4 ms	4940 KB	Output is correct
15	Correct	3 ms	4940 KB	Output is correct
16	Correct	4 ms	4940 KB	Output is correct
17	Correct	4 ms	4940 KB	Output is correct
18	Correct	3 ms	5040 KB	Output is correct
19	Correct	4 ms	4940 KB	Output is correct
20	Correct	4 ms	4952 KB	Output is correct
21	Correct	4 ms	4940 KB	Output is correct
22	Correct	4 ms	4940 KB	Output is correct
23	Correct	3 ms	4940 KB	Output is correct
24	Correct	3 ms	4940 KB	Output is correct
25	Correct	4 ms	5032 KB	Output is correct
26	Correct	4 ms	4940 KB	Output is correct
27	Correct	5 ms	4940 KB	Output is correct
28	Correct	4 ms	4940 KB	Output is correct
29	Correct	5 ms	4984 KB	Output is correct
30	Correct	4 ms	4940 KB	Output is correct
31	Correct	4 ms	5048 KB	Output is correct
32	Correct	5 ms	5032 KB	Output is correct
33	Correct	4 ms	5056 KB	Output is correct
34	Correct	4 ms	5032 KB	Output is correct
35	Correct	4 ms	5068 KB	Output is correct
36	Correct	4 ms	4940 KB	Output is correct
37	Correct	4 ms	4940 KB	Output is correct
38	Correct	10 ms	5164 KB	Output is correct
39	Correct	10 ms	5228 KB	Output is correct
40	Correct	11 ms	5244 KB	Output is correct
41	Correct	10 ms	5204 KB	Output is correct
42	Correct	11 ms	5212 KB	Output is correct
43	Correct	10 ms	5192 KB	Output is correct
44	Correct	15 ms	5164 KB	Output is correct
45	Correct	10 ms	5164 KB	Output is correct
46	Correct	11 ms	5196 KB	Output is correct
47	Correct	14 ms	5232 KB	Output is correct
48	Correct	13 ms	5216 KB	Output is correct
49	Correct	5 ms	5196 KB	Output is correct
50	Correct	11 ms	5204 KB	Output is correct
51	Correct	14 ms	5164 KB	Output is correct
52	Execution timed out	2090 ms	22348 KB	Time limit exceeded
53	Halted	0 ms	0 KB	-

Submission #431345

Compilation message

Subtask #1 16.0 / 16.0

Subtask #2 30.0 / 30.0

Subtask #3 25.0 / 25.0

Subtask #4 0 / 29.0

Subtask #1
16.0 / 16.0

Subtask #2
30.0 / 30.0

Subtask #3
25.0 / 25.0

Subtask #4
0 / 29.0