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Submission #510043

# Submission time Handle Problem Language Result Execution time Memory
510043 2022-01-14T14:56:16 Z CSQ31 Collecting Stamps 3 (JOI20_ho_t3) C++17
100 / 100
 173 ms 130804 KB 
#include <bits/stdc++.h>
using namespace std;
long long int dp[205][205][205][2];
int n,L,x[400],t[400];
const long long int INF = 1e18;
int dist(int l,int r){
	if(r >= l)return x[r] - x[l];
	return L-x[l] + x[r];
}
int main()
{
	cin>>n>>L;
	for(int i=1;i<=n;i++)cin>>x[i];
	for(int i=1;i<=n;i++)cin>>t[i];
	for(int i=0;i<=n;i++){
		for(int j=0;j<=n;j++)
			for(int k=0;k<=n+1;k++)dp[i][j][k][0] = dp[i][j][k][1] = INF;
	}
	t[0] = -1;
	dp[0][0][0][0] = 0;
	n++;
	int ans = 0;
	for(int i=0;i<n;i++){
		for(int l=0;l<n;l++){
			for(int k=0;k<=n;k++){
				int r = (l+i)%n;
				for(int c=0;c<2;c++){
					if(dp[l][r][k][c] == INF)continue;
					//cout<<l<<" "<<r<<" "<<k<<" "<<c<<" "<<dp[l][r][k][c]<<'\n';
					ans = max(ans,k);
					int s = c?r:l;
					int ln = (l-1+n)%n;
					int d = dist(ln,s);
					long long int v = dp[l][r][k][c] + d;
					dp[ln][r][k][0] = min(dp[ln][r][k][0],v);
					if(t[ln] >= v)dp[ln][r][k+1][0] = min(dp[ln][r][k+1][0],v);
					
					int rn = (r+1)%n;
					d = dist(s,rn);
					v = dp[l][r][k][c] + d;
					dp[l][rn][k][1] = min(dp[l][rn][k][1],v);
					if(t[rn] >= v)dp[l][rn][k+1][1] = min(dp[l][rn][k+1][1],v);
				}
			}
			
		}
	}
	
	cout<<ans<<'\n';
	
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 552 KB Output is correct
4 Correct 0 ms 460 KB Output is correct
5 Correct 0 ms 460 KB Output is correct
6 Correct 1 ms 844 KB Output is correct
7 Correct 1 ms 460 KB Output is correct
8 Correct 1 ms 716 KB Output is correct
9 Correct 1 ms 844 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 ms 844 KB Output is correct
13 Correct 1 ms 844 KB Output is correct
14 Correct 0 ms 460 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 844 KB Output is correct
17 Correct 1 ms 844 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 552 KB Output is correct
4 Correct 0 ms 460 KB Output is correct
5 Correct 0 ms 460 KB Output is correct
6 Correct 1 ms 844 KB Output is correct
7 Correct 1 ms 460 KB Output is correct
8 Correct 1 ms 716 KB Output is correct
9 Correct 1 ms 844 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 ms 844 KB Output is correct
13 Correct 1 ms 844 KB Output is correct
14 Correct 0 ms 460 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 844 KB Output is correct
17 Correct 1 ms 844 KB Output is correct
18 Correct 1 ms 972 KB Output is correct
19 Correct 1 ms 684 KB Output is correct
20 Correct 1 ms 812 KB Output is correct
21 Correct 1 ms 972 KB Output is correct
22 Correct 1 ms 588 KB Output is correct
23 Correct 1 ms 1100 KB Output is correct
24 Correct 1 ms 844 KB Output is correct
25 Correct 1 ms 972 KB Output is correct
26 Correct 1 ms 940 KB Output is correct
27 Correct 1 ms 560 KB Output is correct
28 Correct 1 ms 588 KB Output is correct
29 Correct 1 ms 1100 KB Output is correct
30 Correct 1 ms 1100 KB Output is correct
31 Correct 1 ms 972 KB Output is correct
32 Correct 1 ms 940 KB Output is correct
33 Correct 1 ms 1100 KB Output is correct
34 Correct 1 ms 1100 KB Output is correct
35 Correct 1 ms 1064 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 552 KB Output is correct
4 Correct 0 ms 460 KB Output is correct
5 Correct 0 ms 460 KB Output is correct
6 Correct 1 ms 844 KB Output is correct
7 Correct 1 ms 460 KB Output is correct
8 Correct 1 ms 716 KB Output is correct
9 Correct 1 ms 844 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 ms 844 KB Output is correct
13 Correct 1 ms 844 KB Output is correct
14 Correct 0 ms 460 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 844 KB Output is correct
17 Correct 1 ms 844 KB Output is correct
18 Correct 101 ms 104916 KB Output is correct
19 Correct 63 ms 63664 KB Output is correct
20 Correct 28 ms 33868 KB Output is correct
21 Correct 51 ms 60100 KB Output is correct
22 Correct 72 ms 78020 KB Output is correct
23 Correct 26 ms 28928 KB Output is correct
24 Correct 14 ms 22604 KB Output is correct
25 Correct 25 ms 28236 KB Output is correct
26 Correct 6 ms 10828 KB Output is correct
27 Correct 26 ms 29516 KB Output is correct
28 Correct 12 ms 21060 KB Output is correct
29 Correct 24 ms 30168 KB Output is correct
30 Correct 13 ms 23664 KB Output is correct
31 Correct 21 ms 28304 KB Output is correct
32 Correct 10 ms 14796 KB Output is correct
33 Correct 21 ms 28236 KB Output is correct
34 Correct 5 ms 10060 KB Output is correct
35 Correct 17 ms 27724 KB Output is correct
36 Correct 7 ms 13200 KB Output is correct
37 Correct 18 ms 29516 KB Output is correct
38 Correct 10 ms 16204 KB Output is correct
39 Correct 18 ms 30716 KB Output is correct
40 Correct 10 ms 17996 KB Output is correct
41 Correct 160 ms 129444 KB Output is correct
42 Correct 47 ms 87116 KB Output is correct
43 Correct 160 ms 129444 KB Output is correct
44 Correct 45 ms 86136 KB Output is correct
45 Correct 164 ms 129444 KB Output is correct
46 Correct 53 ms 87176 KB Output is correct

Subtask #4
75.0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 552 KB Output is correct
4 Correct 0 ms 460 KB Output is correct
5 Correct 0 ms 460 KB Output is correct
6 Correct 1 ms 844 KB Output is correct
7 Correct 1 ms 460 KB Output is correct
8 Correct 1 ms 716 KB Output is correct
9 Correct 1 ms 844 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 ms 844 KB Output is correct
13 Correct 1 ms 844 KB Output is correct
14 Correct 0 ms 460 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 844 KB Output is correct
17 Correct 1 ms 844 KB Output is correct
18 Correct 1 ms 972 KB Output is correct
19 Correct 1 ms 684 KB Output is correct
20 Correct 1 ms 812 KB Output is correct
21 Correct 1 ms 972 KB Output is correct
22 Correct 1 ms 588 KB Output is correct
23 Correct 1 ms 1100 KB Output is correct
24 Correct 1 ms 844 KB Output is correct
25 Correct 1 ms 972 KB Output is correct
26 Correct 1 ms 940 KB Output is correct
27 Correct 1 ms 560 KB Output is correct
28 Correct 1 ms 588 KB Output is correct
29 Correct 1 ms 1100 KB Output is correct
30 Correct 1 ms 1100 KB Output is correct
31 Correct 1 ms 972 KB Output is correct
32 Correct 1 ms 940 KB Output is correct
33 Correct 1 ms 1100 KB Output is correct
34 Correct 1 ms 1100 KB Output is correct
35 Correct 1 ms 1064 KB Output is correct
36 Correct 101 ms 104916 KB Output is correct
37 Correct 63 ms 63664 KB Output is correct
38 Correct 28 ms 33868 KB Output is correct
39 Correct 51 ms 60100 KB Output is correct
40 Correct 72 ms 78020 KB Output is correct
41 Correct 26 ms 28928 KB Output is correct
42 Correct 14 ms 22604 KB Output is correct
43 Correct 25 ms 28236 KB Output is correct
44 Correct 6 ms 10828 KB Output is correct
45 Correct 26 ms 29516 KB Output is correct
46 Correct 12 ms 21060 KB Output is correct
47 Correct 24 ms 30168 KB Output is correct
48 Correct 13 ms 23664 KB Output is correct
49 Correct 21 ms 28304 KB Output is correct
50 Correct 10 ms 14796 KB Output is correct
51 Correct 21 ms 28236 KB Output is correct
52 Correct 5 ms 10060 KB Output is correct
53 Correct 17 ms 27724 KB Output is correct
54 Correct 7 ms 13200 KB Output is correct
55 Correct 18 ms 29516 KB Output is correct
56 Correct 10 ms 16204 KB Output is correct
57 Correct 18 ms 30716 KB Output is correct
58 Correct 10 ms 17996 KB Output is correct
59 Correct 160 ms 129444 KB Output is correct
60 Correct 47 ms 87116 KB Output is correct
61 Correct 160 ms 129444 KB Output is correct
62 Correct 45 ms 86136 KB Output is correct
63 Correct 164 ms 129444 KB Output is correct
64 Correct 53 ms 87176 KB Output is correct
65 Correct 117 ms 116876 KB Output is correct
66 Correct 109 ms 107272 KB Output is correct
67 Correct 110 ms 102712 KB Output is correct
68 Correct 91 ms 94756 KB Output is correct
69 Correct 118 ms 115648 KB Output is correct
70 Correct 143 ms 110824 KB Output is correct
71 Correct 96 ms 112036 KB Output is correct
72 Correct 158 ms 113164 KB Output is correct
73 Correct 76 ms 104904 KB Output is correct
74 Correct 129 ms 98088 KB Output is correct
75 Correct 95 ms 108436 KB Output is correct
76 Correct 157 ms 124340 KB Output is correct
77 Correct 111 ms 124260 KB Output is correct
78 Correct 108 ms 95860 KB Output is correct
79 Correct 101 ms 99212 KB Output is correct
80 Correct 150 ms 121824 KB Output is correct
81 Correct 87 ms 100352 KB Output is correct
82 Correct 94 ms 106072 KB Output is correct
83 Correct 121 ms 129444 KB Output is correct
84 Correct 100 ms 110824 KB Output is correct
85 Correct 90 ms 120572 KB Output is correct
86 Correct 111 ms 118104 KB Output is correct
87 Correct 105 ms 108448 KB Output is correct
88 Correct 166 ms 130740 KB Output is correct
89 Correct 159 ms 130744 KB Output is correct
90 Correct 61 ms 109632 KB Output is correct
91 Correct 168 ms 130804 KB Output is correct
92 Correct 173 ms 130664 KB Output is correct
93 Correct 74 ms 128068 KB Output is correct