Submission #1045224

#	Time	Username	Problem	Language	Result	Execution time	Memory
1045224		wood	Meetings (IOI18_meetings)	C++17	0 / 100	0 ms	348 KiB

meetings

#include "meetings.h"
#include <bits/stdc++.h>
using namespace std;
std::vector<long long> minimum_costs(std::vector<int> H, std::vector<int> L,
                                     std::vector<int> R) {
  int Q = L.size();
  std::vector<long long> C(Q);
	int n = H.size();
  long long sum[n][n]; memset(sum,0,sizeof sum);
  for(int i = 0; i<n; i++){
	  int mx = H[i];
	  for(int j = i; j>=0; j--){
		  mx = max(mx,H[j]);
		  if(j<i)
		  sum[i][j]= sum[i][j+1]+mx;
		  else sum[i][j] = mx;
	  }
	  mx = H[i];
	  for(int j = i+1; j<n; j++){
		  mx = max(mx,H[j]);
	  	  if(j>i+1)
		  sum[i][j] = sum[i][j-1]+mx;
	  	else sum[i][j] = mx;
	  }
  }
  for (int j = 0; j < Q; ++j) {
	  long long res = LLONG_MAX;
	  for(int i = L[j]; i<=R[j]; i++) res = min(res,sum[i][L[j]]+sum[i][R[j]]);
	  C[j] = res;
  }
  return C;
}

• Subtask 1: 0 / 4
• Subtask 2: 0 / 15
• Subtask 3: 0 / 17
• Subtask 4: 0 / 24
• Subtask 5: 0 / 40