Submission #1069551

#	Time	Username	Problem	Language	Result	Execution time	Memory
1069551		Ignut	Roller Coaster Railroad (IOI16_railroad)	C++17	11 / 100	2084 ms	8020 KiB

railroad

// Ignut

#include <bits/stdc++.h>

using namespace std;
using ll = long long;

const ll INF = 1e18 + 123;

ll plan_roller_coaster(vector<int> s, vector<int> t) {
    int n = s.size();
    vector<int> vec(n, 0);
    iota(vec.begin(), vec.end(), 0);
    ll res = INF;
    do {
        int speed = 1;
        ll ans = 0;
        for (int i : vec) {
            ans += max(0, speed - s[i]);
            speed = t[i];
        }
        res = min(res, ans);
    } while (next_permutation(vec.begin(), vec.end()));
    return res;
}

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