#include<iostream>
#include<cmath>
#include<vector>
#include<cstring>
using namespace std;
int main()
{
  int n;
  cin>>n;
  int a[40]; 
  long long num=(long long)n*(n+1)/2;
  if(num%2!=0)
  {
   cout<<"0"<<endl;
   return 0;
  }
  else
  {
      long long m=num/2;
   long long dp[45][5000];
    memset(dp,0,sizeof(dp));
    dp[0][0]=1;
    for(int i=1;i<=n;i++)
      for(int j=0;j<=m;j++)
      {
          if(j>=i)
            dp[i][j]=dp[i-1][j]+dp[i-1][j-i];
            else
            dp[i][j]=dp[i-1][j];
       } 
      cout<<dp[n][m]/2<<endl; 
  }
      
    return 0;  
      
}