249762026-02-17 10:43:47PKAVasúti rendezéscpp17Wrong answer 0/7535ms1648 KiB
// Source: https://usaco.guide/general/io

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

int main() {
	int N;
    cin >> N;
    vector<int>szamok(N);
    vector<int>rendezett;
    vector<int>mellekvagany;
    for(int i = 0; i < N; i++){
        cin >> szamok[i];
    }


    //rendezetlen : 3 4 1 6 5 2 7
    //mellek : 
    //rendezett : 
    
    for(int i = 0; i < N; i++){
      
        

        if(rendezett.size()!= 0 && szamok[i] -1 == rendezett[rendezett.size()-1]){
            rendezett.push_back(szamok[i]);
            
        }else{

        if(rendezett.size() == 0 && szamok[i] == 1){
            rendezett.push_back(1);
          
        }
        if(rendezett.size() == 0 || szamok[i] -1 != rendezett[rendezett.size()-1]){
            mellekvagany.push_back(szamok[i]);
        }
        while(rendezett.size() != 0 && mellekvagany.size() != 0 && mellekvagany[0]-1 == rendezett[rendezett.size()-1]){
            rendezett.push_back(mellekvagany[0]);
            mellekvagany.erase(mellekvagany.begin());
            
        }
        }
        
    }

   

    cout <<rendezett.size();
}//vagy a vegere tesszk vagy a mellekvaganyba
SubtaskSumTestVerdictTimeMemory
subtask10/0
1Accepted1ms316 KiB
subtask20/6
2Accepted1ms316 KiB
3Wrong answer1ms508 KiB
4Accepted1ms316 KiB
5Accepted1ms316 KiB
6Wrong answer1ms320 KiB
7Accepted1ms316 KiB
subtask30/21
8Wrong answer1ms316 KiB
9Accepted1ms316 KiB
10Wrong answer1ms508 KiB
11Wrong answer1ms316 KiB
12Wrong answer1ms316 KiB
13Wrong answer1ms316 KiB
14Wrong answer1ms508 KiB
15Accepted1ms316 KiB
16Accepted1ms316 KiB
17Wrong answer1ms316 KiB
18Wrong answer1ms396 KiB
19Wrong answer1ms316 KiB
20Wrong answer1ms384 KiB
21Wrong answer1ms316 KiB
22Wrong answer1ms316 KiB
23Wrong answer1ms320 KiB
24Accepted1ms316 KiB
25Accepted1ms316 KiB
26Accepted1ms316 KiB
27Accepted1ms500 KiB
28Accepted1ms316 KiB
subtask40/24
29Wrong answer1ms316 KiB
30Wrong answer1ms316 KiB
31Wrong answer1ms316 KiB
32Wrong answer1ms316 KiB
33Wrong answer1ms316 KiB
34Wrong answer1ms316 KiB
35Wrong answer1ms316 KiB
36Wrong answer1ms316 KiB
37Wrong answer1ms316 KiB
38Wrong answer1ms316 KiB
39Wrong answer1ms348 KiB
40Wrong answer1ms316 KiB
41Wrong answer1ms316 KiB
42Wrong answer1ms316 KiB
43Wrong answer1ms316 KiB
44Wrong answer1ms316 KiB
45Wrong answer1ms408 KiB
46Wrong answer1ms316 KiB
47Wrong answer1ms316 KiB
48Wrong answer1ms316 KiB
49Wrong answer1ms316 KiB
50Wrong answer1ms316 KiB
51Wrong answer1ms316 KiB
52Wrong answer1ms316 KiB
subtask50/24
53Wrong answer35ms1436 KiB
54Wrong answer35ms1440 KiB
55Wrong answer35ms1444 KiB
56Wrong answer35ms1444 KiB
57Wrong answer35ms1200 KiB
58Wrong answer35ms1200 KiB
59Wrong answer35ms1200 KiB
60Wrong answer35ms1452 KiB
61Wrong answer35ms1648 KiB
62Wrong answer35ms1200 KiB
63Wrong answer35ms1200 KiB
64Wrong answer35ms1200 KiB
65Wrong answer35ms1216 KiB
66Wrong answer35ms1460 KiB
67Wrong answer35ms1440 KiB
68Wrong answer35ms1432 KiB
69Wrong answer35ms1396 KiB
70Wrong answer35ms1200 KiB
71Wrong answer35ms1620 KiB
72Wrong answer35ms1200 KiB
73Wrong answer35ms1200 KiB
74Wrong answer35ms1444 KiB
75Wrong answer35ms1432 KiB
76Wrong answer35ms1200 KiB