Submission #1106044

#	Time	Username	Problem	Language	Result	Execution time	Memory
1106044		Luvidi	Stone Arranging 2 (JOI23_ho_t1)	C++17	100 / 100	225 ms	28344 KiB

Main

#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define pll pair<ll, ll>
#define pii pair<int, int>
#define fs first
#define sc second
#define pb push_back

void solve() {
    int n;
    cin>>n;
    vector<pii> v;
    map<int,vector<int>> idx;
    for(int i=0;i<n;i++){
        int x;
        cin>>x;
        if(!idx[x].empty()){
            int c=0;
            while(v.back().fs!=x){
                c+=v.back().sc;
                idx[v.back().fs].pop_back();
                v.pop_back();
            }
            v.back().sc+=c+1;
        }else{
            idx[x].pb(v.size());
            v.pb({x,1});
        }
    }
    for(auto[x,y]:v){
        while(y--)cout<<x<<'\n';
    }
}

int main() {
    #ifdef FPO
        freopen("in","r",stdin);
        freopen("out","w",stdout);
    #endif
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

    solve();
}

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