Submission #774700

#	Time	Username	Problem	Language	Result	Execution time	Memory
774700		vjudge1	Stone Arranging 2 (JOI23_ho_t1)	C++17	100 / 100	151 ms	13324 KiB

Main

#include<bits/stdc++.h>
using namespace std;
#define ll long long
int a[200001], b[200001];
map<int,int> mp;
int main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
    int n;
    cin>>n;
    for(int i=1; i<=n; i++){
        cin>>a[i];
        mp[a[i]]++;
    }
    for(int i=1; i<=n; i++){
        b[i]=a[i];
        if(mp[a[i]]>=2){
            int j=i;
            i++;
            while(a[i]!=a[j]){
                b[i]=a[j];
                mp[a[i]]--;
                i++;
            }
            b[i]=a[i];
            i--;
            mp[a[j]]-=1;
        }
    }
    for(int i=1; i<=n; i++){
        cout<<b[i]<<" ";
    }
}

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