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Submission #778296

# Submission time Handle Problem Language Result Execution time Memory
778296 2023-07-10T08:17:54 Z vjudge1 Roller Coaster Railroad (IOI16_railroad) C++17
0 / 100
 35 ms 10568 KB 
#include "railroad.h"
#include <bits/stdc++.h>
using namespace std;
#define sp " "
#define endl "\n"
#define pb push_back
#define pii pair<int, int>
#define st first
#define nd second
#define N 17
#define ll long long

ll dp[N][(1<<N)];
const ll INF = 2e18 + 7;

long long plan_roller_coaster(vector<int> s, vector<int> t) {
    int n = (int) s.size();
    for (int i = 0; i < n; i++)
        dp[(1<<n) - 1][i] = 0;

    for (int i = (1<<n) - 2; i > 0; i--){
        for (int j = 0; j < n; j++){
            if (i & (1<<j)){
                dp[i][j] = INF;
                for (int k = 0; k < n; k++){
                    if (i & (1<<k)) continue;
                    dp[i][j] = min(dp[i][j], dp[i | (1<<k)][k] + max((int)0, t[j] - s[k]));
                }
            }
        }
    }

    ll ans = INF;
    for (int i = 0; i < n; i++) ans = min(ans, dp[(1<<i)][i]);
    return ans;
}

Subtask #1
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB n = 2
2 Correct 1 ms 212 KB n = 2
3 Correct 1 ms 212 KB n = 2
4 Correct 0 ms 212 KB n = 2
5 Correct 1 ms 212 KB n = 2
6 Correct 1 ms 212 KB n = 2
7 Correct 1 ms 340 KB n = 3
8 Correct 1 ms 340 KB n = 3
9 Correct 1 ms 340 KB n = 3
10 Runtime error 1 ms 340 KB Execution killed with signal 11
11 Halted 0 ms 0 KB -

Subtask #2
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB n = 2
2 Correct 1 ms 212 KB n = 2
3 Correct 1 ms 212 KB n = 2
4 Correct 0 ms 212 KB n = 2
5 Correct 1 ms 212 KB n = 2
6 Correct 1 ms 212 KB n = 2
7 Correct 1 ms 340 KB n = 3
8 Correct 1 ms 340 KB n = 3
9 Correct 1 ms 340 KB n = 3
10 Runtime error 1 ms 340 KB Execution killed with signal 11
11 Halted 0 ms 0 KB -

Subtask #3
0 / 30.0

# Verdict Execution time Memory Grader output
1 Runtime error 35 ms 10568 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB n = 2
2 Correct 1 ms 212 KB n = 2
3 Correct 1 ms 212 KB n = 2
4 Correct 0 ms 212 KB n = 2
5 Correct 1 ms 212 KB n = 2
6 Correct 1 ms 212 KB n = 2
7 Correct 1 ms 340 KB n = 3
8 Correct 1 ms 340 KB n = 3
9 Correct 1 ms 340 KB n = 3
10 Runtime error 1 ms 340 KB Execution killed with signal 11
11 Halted 0 ms 0 KB -