Submission #920175

#	Time	Username	Problem	Language	Result	Execution time	Memory
920175		ting39	Stone Arranging 2 (JOI23_ho_t1)	C++17	100 / 100	338 ms	9412 KiB

Main

#include<bits/stdc++.h>
#define int long long
#define pii pair<int,int>
#define F first
#define S second
using namespace std;
signed main(){
	int n;
	cin>>n;
	vector<int> v(n);
	for(int &i:v) cin>>i;
	vector<int> num=v;
	sort(num.begin(),num.end());
	num.resize(unique(num.begin(),num.end())-num.begin());
	for(int &i:v) i=lower_bound(num.begin(),num.end(),i)-num.begin();
	vector<int> cnt(n);
	for(int i:v) cnt[i]++;
	int pre=v[0];
	for(int i=0;i<n;i++){
		cnt[v[i]]--;
		if(cnt[pre]==0) pre=v[i];
		cout<<num[pre]<<endl;
	}
}

• Subtask 1: 25 / 25
• Subtask 2: 35 / 35
• Subtask 3: 40 / 40