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Submission #135799

# Submission time Handle Problem Language Result Execution time Memory
135799 2019-07-24T11:27:08 Z Runtime_error_ Roller Coaster Railroad (IOI16_railroad) C++14
34 / 100
 104 ms 17912 KB 
#include "railroad.h"
#include <bits/stdc++.h>
#define ll long long
using namespace std;
const ll inf = 17 , MX = 1e18+9;
ll n,s[inf],t[inf],dp[(1<<inf)][inf];

ll solve(ll mask,ll cur){

    if(mask == (1ll<<n)-1ll)
        return 0;
    ll &ret = dp[mask][cur];
    if(ret != -1)
        return ret;
    ret = MX;
    for(int i=0;i<n;i++)
        if(!(mask & (1ll<<i) ) )
            ret = min(ret , solve( mask | (1ll<<i) , i ) + max( 0ll , t[cur] - s[i] ) );

    return ret;
}

long long plan_roller_coaster(vector<int> S, vector<int> T) {
    ll ans = MX;
    n = (ll) S.size();
    for(ll i=0;i<n;i++)
        s[i] = S[i],t[i] = T[i];

    memset(dp,-1,sizeof(dp));

    for(int i=0;i<n;i++)
        ans = min( ans , solve((1<<i),i) );
    return ans;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 17784 KB n = 2
2 Correct 16 ms 17788 KB n = 2
3 Correct 16 ms 17784 KB n = 2
4 Correct 19 ms 17784 KB n = 2
5 Correct 17 ms 17784 KB n = 2
6 Correct 16 ms 17784 KB n = 2
7 Correct 16 ms 17784 KB n = 3
8 Correct 16 ms 17796 KB n = 3
9 Correct 16 ms 17784 KB n = 3
10 Correct 16 ms 17784 KB n = 8
11 Correct 16 ms 17784 KB n = 8
12 Correct 16 ms 17784 KB n = 8
13 Correct 16 ms 17788 KB n = 8
14 Correct 16 ms 17784 KB n = 8
15 Correct 16 ms 17784 KB n = 8
16 Correct 16 ms 17804 KB n = 8
17 Correct 17 ms 17784 KB n = 8
18 Correct 17 ms 17784 KB n = 8
19 Correct 16 ms 17784 KB n = 3
20 Correct 16 ms 17784 KB n = 7
21 Correct 16 ms 17784 KB n = 8
22 Correct 17 ms 17756 KB n = 8
23 Correct 19 ms 17784 KB n = 8
24 Correct 16 ms 17784 KB n = 8
25 Correct 16 ms 17784 KB n = 8

Subtask #2
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 17784 KB n = 2
2 Correct 16 ms 17788 KB n = 2
3 Correct 16 ms 17784 KB n = 2
4 Correct 19 ms 17784 KB n = 2
5 Correct 17 ms 17784 KB n = 2
6 Correct 16 ms 17784 KB n = 2
7 Correct 16 ms 17784 KB n = 3
8 Correct 16 ms 17796 KB n = 3
9 Correct 16 ms 17784 KB n = 3
10 Correct 16 ms 17784 KB n = 8
11 Correct 16 ms 17784 KB n = 8
12 Correct 16 ms 17784 KB n = 8
13 Correct 16 ms 17788 KB n = 8
14 Correct 16 ms 17784 KB n = 8
15 Correct 16 ms 17784 KB n = 8
16 Correct 16 ms 17804 KB n = 8
17 Correct 17 ms 17784 KB n = 8
18 Correct 17 ms 17784 KB n = 8
19 Correct 16 ms 17784 KB n = 3
20 Correct 16 ms 17784 KB n = 7
21 Correct 16 ms 17784 KB n = 8
22 Correct 17 ms 17756 KB n = 8
23 Correct 19 ms 17784 KB n = 8
24 Correct 16 ms 17784 KB n = 8
25 Correct 16 ms 17784 KB n = 8
26 Correct 16 ms 17784 KB n = 8
27 Correct 16 ms 17784 KB n = 8
28 Correct 16 ms 17784 KB n = 8
29 Correct 83 ms 17784 KB n = 16
30 Correct 84 ms 17784 KB n = 16
31 Correct 88 ms 17804 KB n = 16
32 Correct 85 ms 17784 KB n = 16
33 Correct 104 ms 17800 KB n = 16
34 Correct 84 ms 17784 KB n = 16
35 Correct 85 ms 17784 KB n = 16
36 Correct 44 ms 17788 KB n = 15
37 Correct 16 ms 17784 KB n = 8
38 Correct 83 ms 17800 KB n = 16
39 Correct 86 ms 17784 KB n = 16
40 Correct 16 ms 17784 KB n = 9
41 Correct 86 ms 17804 KB n = 16
42 Correct 87 ms 17840 KB n = 16
43 Correct 88 ms 17804 KB n = 16
44 Correct 16 ms 17784 KB n = 9
45 Correct 45 ms 17784 KB n = 15
46 Correct 86 ms 17800 KB n = 16
47 Correct 88 ms 17912 KB n = 16
48 Correct 88 ms 17756 KB n = 16

Subtask #3
0 / 30.0

# Verdict Execution time Memory Grader output
1 Runtime error 80 ms 10724 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #4
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 17784 KB n = 2
2 Correct 16 ms 17788 KB n = 2
3 Correct 16 ms 17784 KB n = 2
4 Correct 19 ms 17784 KB n = 2
5 Correct 17 ms 17784 KB n = 2
6 Correct 16 ms 17784 KB n = 2
7 Correct 16 ms 17784 KB n = 3
8 Correct 16 ms 17796 KB n = 3
9 Correct 16 ms 17784 KB n = 3
10 Correct 16 ms 17784 KB n = 8
11 Correct 16 ms 17784 KB n = 8
12 Correct 16 ms 17784 KB n = 8
13 Correct 16 ms 17788 KB n = 8
14 Correct 16 ms 17784 KB n = 8
15 Correct 16 ms 17784 KB n = 8
16 Correct 16 ms 17804 KB n = 8
17 Correct 17 ms 17784 KB n = 8
18 Correct 17 ms 17784 KB n = 8
19 Correct 16 ms 17784 KB n = 3
20 Correct 16 ms 17784 KB n = 7
21 Correct 16 ms 17784 KB n = 8
22 Correct 17 ms 17756 KB n = 8
23 Correct 19 ms 17784 KB n = 8
24 Correct 16 ms 17784 KB n = 8
25 Correct 16 ms 17784 KB n = 8
26 Correct 16 ms 17784 KB n = 8
27 Correct 16 ms 17784 KB n = 8
28 Correct 16 ms 17784 KB n = 8
29 Correct 83 ms 17784 KB n = 16
30 Correct 84 ms 17784 KB n = 16
31 Correct 88 ms 17804 KB n = 16
32 Correct 85 ms 17784 KB n = 16
33 Correct 104 ms 17800 KB n = 16
34 Correct 84 ms 17784 KB n = 16
35 Correct 85 ms 17784 KB n = 16
36 Correct 44 ms 17788 KB n = 15
37 Correct 16 ms 17784 KB n = 8
38 Correct 83 ms 17800 KB n = 16
39 Correct 86 ms 17784 KB n = 16
40 Correct 16 ms 17784 KB n = 9
41 Correct 86 ms 17804 KB n = 16
42 Correct 87 ms 17840 KB n = 16
43 Correct 88 ms 17804 KB n = 16
44 Correct 16 ms 17784 KB n = 9
45 Correct 45 ms 17784 KB n = 15
46 Correct 86 ms 17800 KB n = 16
47 Correct 88 ms 17912 KB n = 16
48 Correct 88 ms 17756 KB n = 16
49 Runtime error 80 ms 10724 KB Execution killed with signal 11 (could be triggered by violating memory limits)
50 Halted 0 ms 0 KB -