Submission #1512020
Source Code Expand
#include<bits/stdc++.h> #define N 100005 using namespace std; int n,x,ans; vector< pair<int,int> > v; int main() { scanf("%d",&n); for(int i=1;i<=n;i++) { scanf("%d",&x); v.push_back(make_pair(x,i)); } sort(v.begin(),v.end()); for(int i=0;i<n;i++) { ans+=abs(v[i].second-i-1)%2; } printf("%d",ans/2); }
Submission Info
Submission Time | |
---|---|
Task | C - BBuBBBlesort! |
User | hamzqq9 |
Language | C++14 (GCC 5.4.1) |
Score | 600 |
Code Size | 354 Byte |
Status | AC |
Exec Time | 20 ms |
Memory | 1400 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:10:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&n); ^ ./Main.cpp:12:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&x); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 600 / 600 | ||||
Status |
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Set Name | Test Cases |
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Sample | s1.txt, s2.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, s1.txt, s2.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | AC | 20 ms | 1400 KB |
02.txt | AC | 20 ms | 1400 KB |
03.txt | AC | 20 ms | 1400 KB |
04.txt | AC | 20 ms | 1400 KB |
05.txt | AC | 18 ms | 1400 KB |
06.txt | AC | 18 ms | 1400 KB |
07.txt | AC | 18 ms | 1400 KB |
08.txt | AC | 14 ms | 1400 KB |
09.txt | AC | 13 ms | 1400 KB |
10.txt | AC | 13 ms | 1400 KB |
11.txt | AC | 13 ms | 1400 KB |
12.txt | AC | 14 ms | 1400 KB |
13.txt | AC | 14 ms | 1400 KB |
14.txt | AC | 18 ms | 1400 KB |
15.txt | AC | 18 ms | 1400 KB |
16.txt | AC | 18 ms | 1400 KB |
17.txt | AC | 18 ms | 1400 KB |
18.txt | AC | 1 ms | 256 KB |
19.txt | AC | 1 ms | 256 KB |
20.txt | AC | 1 ms | 256 KB |
21.txt | AC | 1 ms | 256 KB |
22.txt | AC | 1 ms | 256 KB |
s1.txt | AC | 1 ms | 256 KB |
s2.txt | AC | 1 ms | 256 KB |