#include <stdio.h>
int main(void) {
int n,i,k,count=0;
int flag=0;
int a[k];
k=0;
for(i=2;i<=n;i++)
{
if(n%2==0)
{
flag=0;
}
else
{
flag=1;
}
if(flag==1)
{
a[k]=i;
k++;
count++;
}
}
for(k=0;k<count;k++)
{
}
return 0;
}
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