Submission #8534458
Source Code Expand
#include<bits/stdc++.h> using namespace std; int main(){ int N; cin >> N; vector<int> P(N); for(int i = 0; i < N; i++) cin >> P[i]; int cnt = 0; int num = N; for(int i = N - 1; i >= 0; i--){ if(P[i] == num) num--; else cnt++; } int cnt2 = 0; num = 1; for(int i = 0; i < N; i++){ if(P[i] == num) num++; else cnt2++; } cout << min(cnt, cnt2) << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | B - Backfront |
User | shauuebbit |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 449 Byte |
Status | WA |
Exec Time | 69 ms |
Memory | 1152 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 500 | ||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | s1.txt, s2.txt, s3.txt |
All | 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, s1.txt, s2.txt, s3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | WA | 60 ms | 1024 KB |
02.txt | WA | 60 ms | 1024 KB |
03.txt | WA | 60 ms | 1024 KB |
04.txt | WA | 60 ms | 1024 KB |
05.txt | WA | 59 ms | 1024 KB |
06.txt | WA | 69 ms | 1024 KB |
07.txt | AC | 60 ms | 1024 KB |
08.txt | AC | 60 ms | 1024 KB |
09.txt | AC | 61 ms | 1024 KB |
10.txt | AC | 60 ms | 1024 KB |
11.txt | AC | 61 ms | 1024 KB |
12.txt | AC | 61 ms | 1024 KB |
13.txt | AC | 61 ms | 1024 KB |
14.txt | WA | 60 ms | 1024 KB |
15.txt | WA | 60 ms | 1024 KB |
16.txt | WA | 60 ms | 1024 KB |
17.txt | WA | 60 ms | 1152 KB |
18.txt | WA | 60 ms | 1024 KB |
19.txt | WA | 60 ms | 1024 KB |
20.txt | WA | 60 ms | 1024 KB |
21.txt | WA | 60 ms | 1024 KB |
22.txt | WA | 60 ms | 1024 KB |
23.txt | AC | 1 ms | 256 KB |
24.txt | AC | 1 ms | 256 KB |
25.txt | AC | 1 ms | 256 KB |
s1.txt | AC | 1 ms | 256 KB |
s2.txt | AC | 1 ms | 256 KB |
s3.txt | AC | 1 ms | 256 KB |