249732026-02-17 10:39:29PKAVasúti rendezéscpp17Wrong answer 0/7535ms1640 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++){
      
        while(rendezett.size() != 0 && mellekvagany.size() != 0 && mellekvagany[0]-1 == rendezett[rendezett.size()-1]){
            rendezett.push_back(mellekvagany[0]);
            mellekvagany.erase(mellekvagany.begin());
            
        }

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

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

   

    cout <<rendezett.size();
}//vagy a vegere tesszk vagy a mellekvaganyba
SubtaskSumTestVerdictTimeMemory
subtask10/0
1Accepted1ms316 KiB
subtask20/6
2Accepted1ms316 KiB
3Wrong answer1ms552 KiB
4Accepted1ms316 KiB
5Wrong answer1ms492 KiB
6Wrong answer1ms500 KiB
7Accepted1ms376 KiB
subtask30/21
8Wrong answer1ms316 KiB
9Accepted1ms316 KiB
10Wrong answer1ms500 KiB
11Wrong answer1ms316 KiB
12Wrong answer1ms400 KiB
13Wrong answer1ms316 KiB
14Wrong answer1ms316 KiB
15Accepted1ms316 KiB
16Accepted1ms316 KiB
17Wrong answer1ms316 KiB
18Accepted2ms316 KiB
19Wrong answer1ms316 KiB
20Wrong answer1ms316 KiB
21Wrong answer1ms316 KiB
22Accepted1ms316 KiB
23Wrong answer1ms316 KiB
24Accepted1ms316 KiB
25Accepted1ms316 KiB
26Wrong answer1ms316 KiB
27Accepted1ms316 KiB
28Wrong answer1ms316 KiB
subtask40/24
29Wrong answer1ms316 KiB
30Wrong answer1ms316 KiB
31Wrong answer1ms560 KiB
32Wrong answer2ms540 KiB
33Wrong answer1ms316 KiB
34Wrong answer1ms316 KiB
35Wrong answer1ms316 KiB
36Wrong answer1ms512 KiB
37Wrong answer1ms316 KiB
38Wrong answer1ms316 KiB
39Wrong answer1ms316 KiB
40Wrong answer1ms316 KiB
41Wrong answer1ms316 KiB
42Wrong answer1ms508 KiB
43Wrong answer1ms508 KiB
44Wrong answer1ms508 KiB
45Accepted1ms316 KiB
46Accepted1ms324 KiB
47Accepted1ms332 KiB
48Accepted1ms316 KiB
49Accepted1ms636 KiB
50Accepted1ms396 KiB
51Accepted1ms316 KiB
52Wrong answer1ms316 KiB
subtask50/24
53Runtime error35ms1076 KiB
54Runtime error34ms1056 KiB
55Runtime error35ms1056 KiB
56Runtime error34ms1064 KiB
57Runtime error35ms1068 KiB
58Runtime error35ms1076 KiB
59Runtime error35ms1068 KiB
60Runtime error35ms1080 KiB
61Runtime error35ms1200 KiB
62Runtime error35ms1076 KiB
63Runtime error35ms1056 KiB
64Runtime error34ms1268 KiB
65Runtime error35ms1076 KiB
66Runtime error35ms1076 KiB
67Runtime error35ms1076 KiB
68Runtime error34ms1056 KiB
69Runtime error35ms1200 KiB
70Runtime error35ms1200 KiB
71Runtime error35ms1200 KiB
72Runtime error35ms1200 KiB
73Runtime error35ms1200 KiB
74Runtime error35ms1200 KiB
75Runtime error35ms1196 KiB
76Runtime error35ms1640 KiB