Submission #902691

#	Time	Username	Problem	Language	Result	Execution time	Memory
902691		AdamGS	Roller Coaster Railroad (IOI16_railroad)	C++17	11 / 100	2100 ms	8000 KiB

railroad

#include "railroad.h"
#include<bits/stdc++.h>
using namespace std;
typedef long double ld;
typedef long long ll;
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
const ll INF=1e18+7;
ll plan_roller_coaster(vector<int>S, vector<int>T) {
  int n=S.size();
  vector<int>V(n);
  rep(i, n) V[i]=i;
  ll ans=INF;
  do {
    ll sum=0;
    rep(i, n-1) sum+=max((ll)T[V[i]]-(ll)S[V[i+1]], 0ll);
    ans=min(ans, sum);
  } while(next_permutation(all(V)));
  return ans;
}

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