제출 #394414

#제출 시각아이디문제언어결과실행 시간메모리
394414Theo830모임들 (IOI18_meetings)C++17
4 / 100
5540 ms284988 KiB
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll INF = 1e18+7;
ll MOD = 998244353;
typedef pair<ll,ll> ii;
#define iii pair<ll,ii>
#define f(i,a,b) for(ll i = a;i < b;i++)
#define pb push_back
#define vll vector<ll>
#define F first
#define S second
#define all(x) (x).begin(), (x).end()
///I hope I will get uprating and don't make mistakes
///I will never stop programming
///sqrt(-1) Love C++
///Please don't hack me
///@TheofanisOrfanou Theo830
///Think different approaches (bs,dp,greedy,graphs,shortest paths,mst)
///Stay Calm
///Look for special cases
///Beware of overflow and array bounds
///Think the problem backwards
///Training
#include "meetings.h"
std::vector<long long> minimum_costs(std::vector<int> H, std::vector<int> L,std::vector<int> R) {
  int Q = L.size();
  ll n = H.size();
  ll maxi[n][n];
  f(i,0,n){
    maxi[i][i] = H[i];
    f(j,i+1,n){
        maxi[i][j] = max(maxi[i][j-1],1LL * H[j]);
    }
  }
  vector<long long> C(Q);
  f(k,0,Q){
    ll ans = INF;
    f(i,L[k],R[k]+1){
        ll res = 0;
        f(j,L[k],R[k]+1){
            res += maxi[min(i,j)][max(i,j)];
        }
        ans = min(ans,res);
    }
    C[k] = ans;
  }
  return C;
}

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