Submission #1265376

#	Time	Username	Problem	Language	Result	Execution time	Memory
1265376		syanvu	Stone Arranging 2 (JOI23_ho_t1)	C++20	100 / 100	157 ms	18056 KiB

Main

#include <bits/stdc++.h>
// #include <ext/pb_ds/assoc_container.hpp> 
// #include <ext/pb_ds/tree_policy.hpp>

#define SS ios_base::sync_with_stdio(0);cin.tie(nullptr);cout.tie(nullptr);
#pragma optimize("g", on)
#pragma GCC optimize("03")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,avx2,mmx,fma,avx,tune=native")
#define int long long
#define all(x) x.begin(),x.end()
#define F first
#define S second


using namespace std;
// using namespace __gnu_pbds; 
// #define ordered_set tree<int,null_type,less_equal<int>,rb_tree_tag,tree_order_statistics_node_update>

const int LG = 20,N = 1e6+1,inf = 1e18,MOD = 998244353;
const double eps = 1e-9;
int T;

void solve() {
    int n;
    cin>>n;
    int a[n+1];
    map<int,int> last;
    int nxt[n+1]={};
    for(int i=1;i<=n;i++){
        cin>>a[i];
        nxt[last[a[i]]]=i;
        last[a[i]]=i;
    }
    for(int i=1;i<=n;i++){
        if(nxt[i]){
            for(int j=i;j<nxt[i];j++){
                cout<<a[i]<<'\n';
            }
            i=nxt[i]-1;
        }
        else{
            cout<<a[i]<<'\n';
        }
    }
    return;
}
signed main() {
    //   freopen("deleg.in","r",stdin);    
    // freopen("deleg.out","w",stdout);
    SS
    int t = 1;
    if (T) {
        cin >> t;
    }
    while (t--) {
        solve();
    }
}
/*
29-16=21

*/

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