Submission #430038

#	Time	Username	Problem	Language	Result	Execution time	Memory
430038		Rouge_Hugo	Holiday (IOI14_holiday)	C++14	24 / 100	5082 ms	5248 KiB

holiday

#include<bits/stdc++.h>
#include"holiday.h"
#define ll long long
#define fi first
#define se second
#define pb push_back
using namespace std;
multiset<ll>s;
long long int findMaxAttraction(int n, int start, int d, int a[])
{
    ll mx=0;
    if(d>=1)
        mx=a[start];
    for(int i=start; i<n; i++)
    {
        int r=d;
        ll ans=0;
        s.clear();s.insert(a[start]);ans=a[start];
        for(int j=start+1;j<=i;j++)
        {
            r-=2;
            if(r<=0)break;
            ans+=a[j];
            s.insert(a[j]);
            while(s.size()>r)
            {
                ans-=*s.begin();
                s.erase(s.begin());
            }
            mx=max(mx,ans);
        }

        for(int j=start-1; j>-1; j--)
        {
            r--;
            if(r<=0)
                break;
            s.insert(a[j]);
            ans+=a[j];
            if(r<=0)
                break;
            while(s.size()>r)
            {
                ans-=*s.begin();
                s.erase(s.begin());
            }
            mx=max(mx,ans);
        }
    }
    for(int i=start; i<n; i++)
    {
        int r=d;
        ll ans=0;
        s.clear();s.insert(a[start]);ans=a[start];
        for(int j=start+1;j<=i;j++)
        {
            r--;
            if(r<=0)break;
            ans+=a[j];
            s.insert(a[j]);
            while(s.size()>r)
            {
                ans-=*s.begin();
                s.erase(s.begin());
            }
            mx=max(mx,ans);
        }

        for(int j=start-1; j>-1; j--)
        {
            r-=2;
            if(r<=0)
                break;
            s.insert(a[j]);
            ans+=a[j];
            if(r<=0)
                break;
            while(s.size()>r)
            {
                ans-=*s.begin();
                s.erase(s.begin());
            }
            mx=max(mx,ans);
        }
    }
    return mx;
}

Compilation message (stderr)

holiday.cpp: In function 'long long int findMaxAttraction(int, int, int, int*)':
holiday.cpp:25:27: warning: comparison of integer expressions of different signedness: 'std::multiset<long long int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   25 |             while(s.size()>r)
      |                   ~~~~~~~~^~
holiday.cpp:42:27: warning: comparison of integer expressions of different signedness: 'std::multiset<long long int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   42 |             while(s.size()>r)
      |                   ~~~~~~~~^~
holiday.cpp:61:27: warning: comparison of integer expressions of different signedness: 'std::multiset<long long int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   61 |             while(s.size()>r)
      |                   ~~~~~~~~^~
holiday.cpp:78:27: warning: comparison of integer expressions of different signedness: 'std::multiset<long long int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   78 |             while(s.size()>r)
      |                   ~~~~~~~~^~

• Subtask 1: 7 / 7
• Subtask 2: 0 / 23
• Subtask 3: 17 / 17
• Subtask 4: 0 / 53