249812026-02-17 10:45:52PKAVasúti rendezéscpp17Wrong answer 0/7535ms1652 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]);
        }
        if(rendezett.size() != 0 && mellekvagany.size() != 0 ){
            while( 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
2Accepted2ms316 KiB
3Wrong answer1ms316 KiB
4Accepted1ms316 KiB
5Accepted1ms508 KiB
6Wrong answer1ms316 KiB
7Accepted1ms316 KiB
subtask30/21
8Wrong answer1ms316 KiB
9Accepted1ms316 KiB
10Wrong answer1ms316 KiB
11Wrong answer1ms316 KiB
12Wrong answer1ms316 KiB
13Wrong answer1ms316 KiB
14Wrong answer1ms316 KiB
15Accepted1ms500 KiB
16Accepted1ms316 KiB
17Wrong answer1ms316 KiB
18Wrong answer1ms316 KiB
19Wrong answer1ms316 KiB
20Wrong answer1ms316 KiB
21Wrong answer1ms316 KiB
22Wrong answer1ms316 KiB
23Wrong answer1ms316 KiB
24Accepted1ms316 KiB
25Accepted1ms316 KiB
26Accepted1ms316 KiB
27Accepted1ms316 KiB
28Accepted1ms316 KiB
subtask40/24
29Wrong answer1ms500 KiB
30Wrong answer1ms316 KiB
31Wrong answer1ms316 KiB
32Wrong answer1ms316 KiB
33Wrong answer1ms316 KiB
34Wrong answer1ms316 KiB
35Wrong answer1ms348 KiB
36Wrong answer1ms316 KiB
37Wrong answer1ms316 KiB
38Wrong answer1ms316 KiB
39Wrong answer1ms316 KiB
40Wrong answer1ms316 KiB
41Wrong answer1ms388 KiB
42Wrong answer1ms316 KiB
43Wrong answer1ms316 KiB
44Wrong answer1ms508 KiB
45Wrong answer1ms316 KiB
46Wrong answer1ms332 KiB
47Wrong answer1ms388 KiB
48Wrong answer1ms316 KiB
49Wrong answer1ms316 KiB
50Wrong answer2ms316 KiB
51Wrong answer2ms332 KiB
52Wrong answer2ms316 KiB
subtask50/24
53Wrong answer34ms1440 KiB
54Wrong answer35ms1440 KiB
55Wrong answer35ms1444 KiB
56Wrong answer34ms1416 KiB
57Wrong answer34ms1452 KiB
58Wrong answer34ms1200 KiB
59Wrong answer34ms1456 KiB
60Wrong answer34ms1436 KiB
61Wrong answer34ms1652 KiB
62Wrong answer34ms1640 KiB
63Wrong answer34ms1648 KiB
64Wrong answer34ms1436 KiB
65Wrong answer34ms1640 KiB
66Wrong answer35ms1200 KiB
67Wrong answer35ms1436 KiB
68Wrong answer34ms1200 KiB
69Wrong answer34ms1456 KiB
70Wrong answer35ms1440 KiB
71Wrong answer34ms1200 KiB
72Wrong answer35ms1648 KiB
73Wrong answer35ms1444 KiB
74Wrong answer34ms1208 KiB
75Wrong answer34ms1476 KiB
76Wrong answer35ms1436 KiB