Submission #798792

#	Time	Username	Problem	Language	Result	Execution time	Memory
798792		vjudge1	Stone Arranging 2 (JOI23_ho_t1)	C++17	60 / 100	2083 ms	259832 KiB

Main

#include<bits/stdc++.h>

using namespace std;
using ll = long long;



int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);cout.tie(0);
    int n;
    cin >> n;
    map<int, vector<int>> st;
    int a[n];
    for(int i = 0; i < n; i++) {
        cin >> a[i];
        if(st[a[i]].empty()) st[a[i]].push_back(i);
        else {
            int lst = st[a[i]].back();
            for(int j = i - 1; j > lst; j--) 
                st[a[j]].pop_back();
            while(lst < i) {
                a[++lst] = a[i];
                st[a[lst]].push_back(lst);
            }
        }
    }
    for(int i = 0; i < n; i++)  
        cout << a[i] << '\n'; 
}

• Subtask 1: 25 / 25
• Subtask 2: 35 / 35
• Subtask 3: 0 / 40