Submission #115422

#	Time	Username	Problem	Language	Result	Execution time	Memory
115422		dsjong	Meetings (IOI18_meetings)	C++14	4 / 100	5584 ms	1208 KiB

meetings

#include "meetings.h"
#include <bits/stdc++.h>
using namespace std;
vector<long long> minimum_costs(vector<int> H, vector<int> L, vector<int> R){
	vector<long long>ret;
	for(int q=0;q<L.size();q++){
		int l=L[q],r=R[q];
		long long res=LONG_LONG_MAX;
		for(int i=l;i<=r;i++){
			long long ans=0,maxi=0;
			for(int j=i;j>=l;j--){
				maxi=max((long long)H[j],maxi);
				ans+=maxi;
			}
			maxi=0;
			for(int j=i;j<=r;j++){
				maxi=max((long long)H[j],maxi);
				ans+=maxi;
			}
			res=min(res,ans-H[i]);
		}
		ret.push_back(res);
	}
	return ret;
}

Compilation message (stderr)

meetings.cpp: In function 'std::vector<long long int> minimum_costs(std::vector<int>, std::vector<int>, std::vector<int>)':
meetings.cpp:6:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int q=0;q<L.size();q++){
              ~^~~~~~~~~

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