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Submission #401628

# Submission time Handle Problem Language Result Execution time Memory
401628 2021-05-10T15:07:39 Z Pyqe Peru (RMI20_peru) C++14
49 / 100
 372 ms 262144 KB 
#include <bits/stdc++.h>
#include "peru.h"

using namespace std;

#define mp make_pair
#define fr first
#define sc second

const long long m=23,dv=1e9+7,inf=1e18;
long long d,nn=0,a[2500069],dp[2500069],sk[2500069],fh[2500069],sr[2500069];
vector<long long> al[2500069];
deque<pair<long long,long long>> dq;
bitset<2500069> spc;

void bd(long long x)
{
	long long i,sz=al[x].size(),l;
	
	fh[x]=x;
	for(i=0;i<sz;i++)
	{
		l=al[x][i];
		bd(l);
		fh[x]=max(fh[x],fh[l]);
	}
}

void dfs(long long x,long long cw)
{
	long long i,sz=al[x].size(),l;
	
	dp[x]=min(cw,dp[max(x-d,0ll)]+a[sr[x]]);
	for(;!dq.empty()&&dq.front().fr<x-d;dq.pop_front());
	if(!dq.empty())
	{
		dp[x]=min(dp[x],dq.front().sc);
	}
	for(i=0;i<sz;i++)
	{
		l=al[x][i];
		if(fh[l]-d>x)
		{
			for(;!dq.empty()&&dq.back().sc>=dp[x]+a[l];dq.pop_back());
			dq.push_back({x,dp[x]+a[l]});
			dfs(l,cw);
		}
		else
		{
			dfs(l,min(cw,dp[x]+a[l]));
		}
	}
}

int solve(int n,int od,int* aa)
{
	long long i,j,ml=1,z=0;
	
	d=od;
	for(j=0,i=1;i<=n;i++)
	{
		a[i]=aa[i-1];
		for(;nn&&a[sk[nn]]<=a[i];nn--)
		{
			spc[sk[nn]]=0;
		}
		al[sk[nn]].push_back(i);
		nn++;
		sk[nn]=i;
		spc[i]=1;
		for(;j<=i-d||!spc[j];j++);
		sr[i]=j;
	}
	bd(0);
	dfs(0,inf);
	for(i=n;i;i--)
	{
		z=(z+dp[i]%dv*ml)%dv;
		ml=ml*m%dv;
	}
	return z;
}

Subtask #1
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 59156 KB Output is correct
2 Correct 29 ms 59300 KB Output is correct
3 Correct 34 ms 59160 KB Output is correct
4 Correct 35 ms 59104 KB Output is correct
5 Correct 35 ms 59180 KB Output is correct
6 Correct 28 ms 59136 KB Output is correct
7 Correct 31 ms 59188 KB Output is correct
8 Correct 29 ms 59268 KB Output is correct
9 Correct 34 ms 59204 KB Output is correct
10 Correct 30 ms 59120 KB Output is correct
11 Correct 32 ms 59108 KB Output is correct
12 Correct 30 ms 59072 KB Output is correct
13 Correct 35 ms 59084 KB Output is correct
14 Correct 31 ms 59096 KB Output is correct

Subtask #2
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 37 ms 59156 KB Output is correct
2 Correct 29 ms 59300 KB Output is correct
3 Correct 34 ms 59160 KB Output is correct
4 Correct 35 ms 59104 KB Output is correct
5 Correct 35 ms 59180 KB Output is correct
6 Correct 28 ms 59136 KB Output is correct
7 Correct 31 ms 59188 KB Output is correct
8 Correct 29 ms 59268 KB Output is correct
9 Correct 34 ms 59204 KB Output is correct
10 Correct 30 ms 59120 KB Output is correct
11 Correct 32 ms 59108 KB Output is correct
12 Correct 30 ms 59072 KB Output is correct
13 Correct 35 ms 59084 KB Output is correct
14 Correct 31 ms 59096 KB Output is correct
15 Correct 76 ms 86424 KB Output is correct
16 Correct 79 ms 86924 KB Output is correct
17 Correct 89 ms 88040 KB Output is correct
18 Correct 88 ms 80768 KB Output is correct
19 Correct 82 ms 80736 KB Output is correct
20 Correct 84 ms 80768 KB Output is correct
21 Correct 79 ms 86772 KB Output is correct
22 Correct 74 ms 89412 KB Output is correct
23 Correct 81 ms 89400 KB Output is correct
24 Correct 79 ms 87732 KB Output is correct
25 Correct 83 ms 90608 KB Output is correct
26 Correct 81 ms 86480 KB Output is correct
27 Correct 73 ms 86732 KB Output is correct
28 Correct 81 ms 87400 KB Output is correct
29 Correct 72 ms 86680 KB Output is correct
30 Correct 74 ms 86824 KB Output is correct
31 Correct 75 ms 86528 KB Output is correct
32 Correct 71 ms 87684 KB Output is correct
33 Correct 72 ms 86984 KB Output is correct

Subtask #3
0 / 51.0

# Verdict Execution time Memory Grader output
1 Correct 76 ms 86424 KB Output is correct
2 Correct 79 ms 86924 KB Output is correct
3 Correct 89 ms 88040 KB Output is correct
4 Correct 88 ms 80768 KB Output is correct
5 Correct 82 ms 80736 KB Output is correct
6 Correct 84 ms 80768 KB Output is correct
7 Correct 79 ms 86772 KB Output is correct
8 Correct 74 ms 89412 KB Output is correct
9 Correct 81 ms 89400 KB Output is correct
10 Correct 79 ms 87732 KB Output is correct
11 Correct 83 ms 90608 KB Output is correct
12 Correct 81 ms 86480 KB Output is correct
13 Correct 73 ms 86732 KB Output is correct
14 Correct 81 ms 87400 KB Output is correct
15 Correct 72 ms 86680 KB Output is correct
16 Correct 74 ms 86824 KB Output is correct
17 Correct 75 ms 86528 KB Output is correct
18 Correct 71 ms 87684 KB Output is correct
19 Correct 72 ms 86984 KB Output is correct
20 Correct 37 ms 59156 KB Output is correct
21 Correct 29 ms 59300 KB Output is correct
22 Correct 34 ms 59160 KB Output is correct
23 Correct 35 ms 59104 KB Output is correct
24 Correct 35 ms 59180 KB Output is correct
25 Correct 28 ms 59136 KB Output is correct
26 Correct 31 ms 59188 KB Output is correct
27 Correct 29 ms 59268 KB Output is correct
28 Correct 34 ms 59204 KB Output is correct
29 Correct 30 ms 59120 KB Output is correct
30 Correct 32 ms 59108 KB Output is correct
31 Correct 30 ms 59072 KB Output is correct
32 Correct 35 ms 59084 KB Output is correct
33 Correct 31 ms 59096 KB Output is correct
34 Correct 294 ms 231604 KB Output is correct
35 Correct 331 ms 236512 KB Output is correct
36 Correct 296 ms 229856 KB Output is correct
37 Correct 323 ms 232380 KB Output is correct
38 Correct 306 ms 230724 KB Output is correct
39 Correct 330 ms 234464 KB Output is correct
40 Correct 353 ms 243704 KB Output is correct
41 Correct 328 ms 239684 KB Output is correct
42 Correct 372 ms 238724 KB Output is correct
43 Correct 142 ms 128012 KB Output is correct
44 Correct 236 ms 140272 KB Output is correct
45 Correct 241 ms 140332 KB Output is correct
46 Correct 228 ms 140236 KB Output is correct
47 Correct 346 ms 237012 KB Output is correct
48 Correct 324 ms 242640 KB Output is correct
49 Correct 328 ms 240208 KB Output is correct
50 Correct 304 ms 232060 KB Output is correct
51 Correct 324 ms 237520 KB Output is correct
52 Correct 304 ms 239224 KB Output is correct
53 Correct 328 ms 232164 KB Output is correct
54 Correct 321 ms 228840 KB Output is correct
55 Correct 286 ms 224976 KB Output is correct
56 Correct 300 ms 224972 KB Output is correct
57 Correct 283 ms 225100 KB Output is correct
58 Correct 299 ms 230712 KB Output is correct
59 Correct 303 ms 234892 KB Output is correct
60 Correct 300 ms 230628 KB Output is correct
61 Runtime error 322 ms 262144 KB Execution killed with signal 9
62 Halted 0 ms 0 KB -