while
#include<stdio.h>
int main()
{
int n =0,j=0,s=0;
scanf("%d",&n);
while(n)
{
if(n%2==0) ++s;
else ++j;
--n;
}
printf("%d %d",j,s);
return 0;
}

#include<stdio.h>
int main()
{
int n =0,j=0,s=0;
scanf("%d",&n);
while(n)
{
if(n%2==0) ++s;
else ++j;
--n;
}
printf("%d %d",j,s);
return 0;
}