Submission #1056980

#	Time	Username	Problem	Language	Result	Execution time	Memory
1056980		fv3	Roller Coaster Railroad (IOI16_railroad)	C++14	11 / 100	2094 ms	8140 KiB

railroad

#include "railroad.h"

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;

ll plan_roller_coaster(vector<int> s, vector<int> t)
{
    const int N = (int)s.size();

    vector<int> perm(N);
    iota(perm.begin(), perm.end(), 0);

    ll res = 1ll << 60;
    do
    {
        int speed = 0;
        ll temp = 0;
        for (int i = 0; i < N; i++)
        {
            temp += max(0, speed - s[perm[i]]);
            speed = t[perm[i]];
        }

        res = min(res, temp);

    } while (next_permutation(perm.begin(), perm.end()));

    return res;
}

• Subtask 1: 11 / 11
• Subtask 2: 0 / 23
• Subtask 3: 0 / 30
• Subtask 4: 0 / 36