Submission #1200107

#	Time	Username	Problem	Language	Result	Execution time	Memory
1200107		tegshzaya	Sequence (APIO23_sequence)	C++20	Compilation error	0 ms	0 KiB

sequence

#include<bits/stdc++.h>
#define ll long long
#define ss second
#define ff first
#define endl "\n"
#define pb push_back
using namespace std;
int sequence(int n,vector<ll> a){
	int aa=0,c[105];
	bool bb[105];
	for(int i=0;i<n;i++){
		priority_queue<int> pq;
		priority_queue<int,vector<int>,greater<>> qp;
		for(int j=i;j<n;j++){
			c[a[j]]++;
			if(pq.empty() || a[j]<=pq.top()){pq.push(a[j]);}
			else{qp.push(a[j]);}
			if(pq.size()>qp.size()+1){qp.push(pq.top());pq.pop();}
			if(qp.size()>pq.size()+1){pq.push(qp.top());qp.pop();}
			int ss=0;
			if(pq.size()>=qp.size()){ss=max(ss,c[pq.top()]);}
			if(qp.size()>=pq.size()){ss=max(ss,c[qp.top()]);}
			bb[ss]=1;
			aa=max(aa,ss);
		}
		for(int j=i;j<n;j++){
			c[a[j]]--;
		}
	}
	/*for(int i=1;i<=aa;i++){
		assert(b[i]);
	}*/
	return aa;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccMf2YD8.o: in function `main':
grader.cpp:(.text.startup+0x2c7): undefined reference to `sequence(int, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status