Error in hostel visit question

#1

this is my code,what is wrong with it

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int main() {
int t;cin>>t;
int k;cin>>k;
priority_queue pq;
while(t–)
{
ll q;cin>>q;
if(q==1)
{
ll x,y;
cin>>x>>y;
ll distance=(xx)+(yy);

        if(pq.size()<k)
            pq.push(distance);
        else
        {
            pq.pop();
            pq.push(distance);
        }
    }
    else 
     cout<<pq.top()<<endl;

}

return 0;

}

#2

You need to make a check before removing the element and inserting a new one in the priority queue.
See https://ide.codingblocks.com/s/572661

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#3

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