#include<bits/stdc++.h>
using namespace std;
#define F first
#define S second
#define pb push_back
#define vll vector<ll>
#define pll pair<ll, ll>
typedef long long ll;
ll findMaxAttraction(ll n, ll s, ll d, ll a[]){
ll ans=0;
if(s==0){
set<ll> st;
ll cur=0;
ll siz=0;
for(ll i=0;i<n;i++){
if(d<=0) break;
st.insert(a[i]);
cur+=a[i];
siz++;
while(siz>d){
cur-=*st.begin();
st.erase(st.begin());
siz--;
}
ans=max(ans, cur);
d--;
}
}
return ans;
}
/*int main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
ll a[5]={10, 2, 20, 30, 1};
cout<<findMaxAttraction(5, 0, 7, a);
return 0;
}*/
Compilation message
/usr/bin/ld: /tmp/ccoCZhDG.o: in function `main':
grader.cpp:(.text.startup+0xaf): undefined reference to `findMaxAttraction(int, int, int, int*)'
collect2: error: ld returned 1 exit status
