#include<iostream>
#include<cstdio>
#include<cstring>
using namespace std;
int main()
{
int i,a[310]={1,1},n,j;
for(i=3;i<310;i+=2)
for(j=310;j>=0;j--)
if(i+j<=310)
a[i+j]+=a[j];
}
while(cin>>n)
cout<<a[n]<<endl;
return 0;