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Submission #68911

# Submission time Handle Problem Language Result Execution time Memory
68911 2018-08-19T08:33:32 Z mr_banana Roller Coaster Railroad (IOI16_railroad) C++17
34 / 100
 96 ms 9684 KB 
#include "railroad.h"
#include<bits/stdc++.h>
const int MN=16+1;
const long long inf=1e18;
long long dp[1<<MN][MN];
using namespace std;
long long plan_roller_coaster(vector<int> s, vector<int> t) {
    int n = (int) s.size();
    long long ans=inf;
    for(int i=0;i<(1<<n);i++){
        for(int j=0;j<n;j++){
            dp[i][j]=inf;
            if((i^(1<<j))==0)
            {
                dp[i][j]=0;
            }
            for(int k=0;k<n;k++){
                if((i&(1<<j)) && (i&(1<<k)) && j!=k){
                    dp[i][j]=min(dp[i][j],dp[i^(1<<j)][k]+max(0,t[k]-s[j]));
                }
            }
            if(i==((1<<n)-1)){
                ans=min(ans,dp[i][j]);
            }
        }
    }
    return ans;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 348 KB n = 2
2 Correct 2 ms 360 KB n = 2
3 Correct 2 ms 476 KB n = 2
4 Correct 2 ms 604 KB n = 2
5 Correct 3 ms 604 KB n = 2
6 Correct 2 ms 604 KB n = 2
7 Correct 3 ms 692 KB n = 3
8 Correct 4 ms 692 KB n = 3
9 Correct 2 ms 692 KB n = 3
10 Correct 2 ms 696 KB n = 8
11 Correct 3 ms 696 KB n = 8
12 Correct 3 ms 828 KB n = 8
13 Correct 2 ms 828 KB n = 8
14 Correct 3 ms 828 KB n = 8
15 Correct 2 ms 828 KB n = 8
16 Correct 3 ms 828 KB n = 8
17 Correct 4 ms 828 KB n = 8
18 Correct 3 ms 828 KB n = 8
19 Correct 2 ms 828 KB n = 3
20 Correct 2 ms 828 KB n = 7
21 Correct 3 ms 828 KB n = 8
22 Correct 2 ms 828 KB n = 8
23 Correct 3 ms 828 KB n = 8
24 Correct 3 ms 828 KB n = 8
25 Correct 3 ms 828 KB n = 8

Subtask #2
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 348 KB n = 2
2 Correct 2 ms 360 KB n = 2
3 Correct 2 ms 476 KB n = 2
4 Correct 2 ms 604 KB n = 2
5 Correct 3 ms 604 KB n = 2
6 Correct 2 ms 604 KB n = 2
7 Correct 3 ms 692 KB n = 3
8 Correct 4 ms 692 KB n = 3
9 Correct 2 ms 692 KB n = 3
10 Correct 2 ms 696 KB n = 8
11 Correct 3 ms 696 KB n = 8
12 Correct 3 ms 828 KB n = 8
13 Correct 2 ms 828 KB n = 8
14 Correct 3 ms 828 KB n = 8
15 Correct 2 ms 828 KB n = 8
16 Correct 3 ms 828 KB n = 8
17 Correct 4 ms 828 KB n = 8
18 Correct 3 ms 828 KB n = 8
19 Correct 2 ms 828 KB n = 3
20 Correct 2 ms 828 KB n = 7
21 Correct 3 ms 828 KB n = 8
22 Correct 2 ms 828 KB n = 8
23 Correct 3 ms 828 KB n = 8
24 Correct 3 ms 828 KB n = 8
25 Correct 3 ms 828 KB n = 8
26 Correct 3 ms 828 KB n = 8
27 Correct 3 ms 828 KB n = 8
28 Correct 3 ms 828 KB n = 8
29 Correct 77 ms 9452 KB n = 16
30 Correct 90 ms 9504 KB n = 16
31 Correct 84 ms 9540 KB n = 16
32 Correct 80 ms 9544 KB n = 16
33 Correct 96 ms 9552 KB n = 16
34 Correct 75 ms 9556 KB n = 16
35 Correct 80 ms 9556 KB n = 16
36 Correct 44 ms 9556 KB n = 15
37 Correct 2 ms 9556 KB n = 8
38 Correct 77 ms 9580 KB n = 16
39 Correct 78 ms 9580 KB n = 16
40 Correct 4 ms 9580 KB n = 9
41 Correct 77 ms 9600 KB n = 16
42 Correct 80 ms 9668 KB n = 16
43 Correct 75 ms 9668 KB n = 16
44 Correct 3 ms 9668 KB n = 9
45 Correct 37 ms 9668 KB n = 15
46 Correct 82 ms 9668 KB n = 16
47 Correct 77 ms 9684 KB n = 16
48 Correct 80 ms 9684 KB n = 16

Subtask #3
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 79 ms 9684 KB answer is not correct: 1 instead of 0
2 Halted 0 ms 0 KB -

Subtask #4
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 348 KB n = 2
2 Correct 2 ms 360 KB n = 2
3 Correct 2 ms 476 KB n = 2
4 Correct 2 ms 604 KB n = 2
5 Correct 3 ms 604 KB n = 2
6 Correct 2 ms 604 KB n = 2
7 Correct 3 ms 692 KB n = 3
8 Correct 4 ms 692 KB n = 3
9 Correct 2 ms 692 KB n = 3
10 Correct 2 ms 696 KB n = 8
11 Correct 3 ms 696 KB n = 8
12 Correct 3 ms 828 KB n = 8
13 Correct 2 ms 828 KB n = 8
14 Correct 3 ms 828 KB n = 8
15 Correct 2 ms 828 KB n = 8
16 Correct 3 ms 828 KB n = 8
17 Correct 4 ms 828 KB n = 8
18 Correct 3 ms 828 KB n = 8
19 Correct 2 ms 828 KB n = 3
20 Correct 2 ms 828 KB n = 7
21 Correct 3 ms 828 KB n = 8
22 Correct 2 ms 828 KB n = 8
23 Correct 3 ms 828 KB n = 8
24 Correct 3 ms 828 KB n = 8
25 Correct 3 ms 828 KB n = 8
26 Correct 3 ms 828 KB n = 8
27 Correct 3 ms 828 KB n = 8
28 Correct 3 ms 828 KB n = 8
29 Correct 77 ms 9452 KB n = 16
30 Correct 90 ms 9504 KB n = 16
31 Correct 84 ms 9540 KB n = 16
32 Correct 80 ms 9544 KB n = 16
33 Correct 96 ms 9552 KB n = 16
34 Correct 75 ms 9556 KB n = 16
35 Correct 80 ms 9556 KB n = 16
36 Correct 44 ms 9556 KB n = 15
37 Correct 2 ms 9556 KB n = 8
38 Correct 77 ms 9580 KB n = 16
39 Correct 78 ms 9580 KB n = 16
40 Correct 4 ms 9580 KB n = 9
41 Correct 77 ms 9600 KB n = 16
42 Correct 80 ms 9668 KB n = 16
43 Correct 75 ms 9668 KB n = 16
44 Correct 3 ms 9668 KB n = 9
45 Correct 37 ms 9668 KB n = 15
46 Correct 82 ms 9668 KB n = 16
47 Correct 77 ms 9684 KB n = 16
48 Correct 80 ms 9684 KB n = 16
49 Incorrect 79 ms 9684 KB answer is not correct: 1 instead of 0
50 Halted 0 ms 0 KB -