Submission #19,569

19569

2025-12-15 15:21:41

cpp17

Accepted 75/75

37ms

3124 KiB

#include <iostream>
#include <bits/stdc++.h>
using ll = long long;
using namespace std;

int main()
{
    ll n; cin >> n;
    vector<ll> d, s(n);
    deque<ll> m;
    for (ll i = 0; i < n; i++){
        cin >> s[i];
    }
    for (ll i = 0; i < n; i++){
        if (s[i] == d.size()+1) d.push_back(s[i]);
        else m.push_back(s[i]);
        while (m[0] == d.size()+1 && !m.empty()){
            d.push_back(m[0]); m.pop_front();
        }
    }
    ll ans = d.size();
    cout << ans;
    return 0;
}

	Sum	Test	Verdict	Time	Memory
subtask1	0/0
subtask1	0/0	1	Accepted	1ms	316 KiB
subtask2	6/6
		2	Accepted	1ms	316 KiB
		3	Accepted	1ms	316 KiB
		4	Accepted	1ms	316 KiB
		5	Accepted	1ms	508 KiB
		6	Accepted	1ms	316 KiB
		7	Accepted	1ms	316 KiB
subtask3	21/21
		8	Accepted	1ms	508 KiB
		9	Accepted	1ms	316 KiB
		10	Accepted	1ms	316 KiB
		11	Accepted	1ms	316 KiB
		12	Accepted	1ms	316 KiB
		13	Accepted	1ms	316 KiB
		14	Accepted	1ms	316 KiB
		15	Accepted	1ms	512 KiB
		16	Accepted	2ms	316 KiB
		17	Accepted	1ms	544 KiB
		18	Accepted	1ms	316 KiB
		19	Accepted	1ms	316 KiB
		20	Accepted	1ms	508 KiB
		21	Accepted	1ms	500 KiB
		22	Accepted	1ms	316 KiB
		23	Accepted	1ms	316 KiB
		24	Accepted	1ms	316 KiB
		25	Accepted	1ms	332 KiB
		26	Accepted	1ms	316 KiB
		27	Accepted	1ms	508 KiB
		28	Accepted	1ms	316 KiB
subtask4	24/24
		29	Accepted	1ms	324 KiB
		30	Accepted	1ms	508 KiB
		31	Accepted	1ms	316 KiB
		32	Accepted	1ms	316 KiB
		33	Accepted	1ms	316 KiB
		34	Accepted	1ms	316 KiB
		35	Accepted	1ms	508 KiB
		36	Accepted	1ms	316 KiB
		37	Accepted	1ms	556 KiB
		38	Accepted	1ms	316 KiB
		39	Accepted	1ms	316 KiB
		40	Accepted	1ms	512 KiB
		41	Accepted	1ms	316 KiB
		42	Accepted	1ms	508 KiB
		43	Accepted	1ms	356 KiB
		44	Accepted	1ms	316 KiB
		45	Accepted	1ms	316 KiB
		46	Accepted	1ms	316 KiB
		47	Accepted	1ms	316 KiB
		48	Accepted	1ms	316 KiB
		49	Accepted	1ms	316 KiB
		50	Accepted	1ms	316 KiB
		51	Accepted	1ms	316 KiB
		52	Accepted	1ms	316 KiB
subtask5	24/24
		53	Accepted	34ms	1844 KiB
		54	Accepted	34ms	1968 KiB
		55	Accepted	35ms	1832 KiB
		56	Accepted	35ms	1824 KiB
		57	Accepted	37ms	2220 KiB
		58	Accepted	37ms	2220 KiB
		59	Accepted	37ms	2344 KiB
		60	Accepted	35ms	1844 KiB
		61	Accepted	35ms	1968 KiB
		62	Accepted	35ms	1968 KiB
		63	Accepted	37ms	2476 KiB
		64	Accepted	37ms	2340 KiB
		65	Accepted	37ms	2476 KiB
		66	Accepted	37ms	2220 KiB
		67	Accepted	37ms	2348 KiB
		68	Accepted	37ms	2488 KiB
		69	Accepted	35ms	2416 KiB
		70	Accepted	35ms	2416 KiB
		71	Accepted	35ms	2364 KiB
		72	Accepted	35ms	2732 KiB
		73	Accepted	35ms	3124 KiB
		74	Accepted	35ms	2728 KiB
		75	Accepted	35ms	2868 KiB
		76	Accepted	35ms	2732 KiB