1 # include<cstdio>
 2 # include<iostream>
 3 using namespace std;
 4 const int maxn=250;
 5 typedef unsigned long long LL;
 6 LL f[maxn];
 7 int main(){
 8     LL n;cin>>n;
 9     f[2]=f[3]=1;
10     for(int i=4;i<=250;i++)
11     for(int j=2,k=i-1;j<=i-1;j++,k--)
12     f[i]=(f[i]+f[j]*f[k])%1234567;
13     printf("%d",f[n]);
14     return 0;
15 }//µÝÍÆ