Submission #4269229


Source Code Expand

#include<cstdio>
#include<iostream>
#include<algorithm>
#include<cmath>
using namespace std;
int n,ans=0;
struct ff
{
	int num;
	int where;
}a[100005];
bool comp(ff x,ff y)
{
	return x.num>y.num;
}
int main()
{
	cin>>n;
	for(int i=1;i<=n;i++)
	{
		cin>>a[i].num;
		a[i].where=i;
	}    
	sort(a+1,a+1+n,comp);
	
	for(int i=1;i<=n;i++)
	{
		if(a[i].num%2==0&&a[i].where%2!=0) ans++;
		if(a[i].num%2!=0&&a[i].where%2==0) ans++;
	}
	cout<<ans;
	return 0;
}

Submission Info

Submission Time
Task C - BBuBBBlesort!
User vjudge5
Language C++14 (GCC 5.4.1)
Score 0
Code Size 452 Byte
Status WA
Exec Time 64 ms
Memory 1024 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 600
Status
WA × 2
AC × 3
WA × 21
Set Name Test Cases
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 WA 61 ms 1024 KB
02.txt WA 62 ms 1024 KB
03.txt WA 61 ms 1024 KB
04.txt WA 64 ms 1024 KB
05.txt WA 45 ms 1024 KB
06.txt WA 46 ms 1024 KB
07.txt WA 45 ms 1024 KB
08.txt WA 40 ms 1024 KB
09.txt WA 40 ms 1024 KB
10.txt WA 41 ms 1024 KB
11.txt AC 40 ms 1024 KB
12.txt WA 40 ms 1024 KB
13.txt WA 40 ms 1024 KB
14.txt WA 45 ms 1024 KB
15.txt WA 45 ms 1024 KB
16.txt WA 45 ms 1024 KB
17.txt WA 45 ms 1024 KB
18.txt WA 1 ms 256 KB
19.txt AC 1 ms 256 KB
20.txt WA 1 ms 256 KB
21.txt AC 1 ms 256 KB
22.txt WA 1 ms 256 KB
s1.txt WA 1 ms 256 KB
s2.txt WA 1 ms 256 KB