Cod sursa(job #638076)
Utilizator | Data | 20 noiembrie 2011 18:42:37 | |
---|---|---|---|
Problema | Dirichlet | Scor | 8 |
Compilator | cpp | Status | done |
Runda | .com 2011 | Marime | 0.33 kb |
#include<stdio.h>
long long c[1000005];
int main()
{
freopen("dirichlet.in","r",stdin);
freopen("dirichlet.out","w",stdout);
long n,i,nn_fact,rez,n_fact,comb,j;
scanf("%ld",&n);
c[0]=1;
c[1]=1;
for(i=2;i<=n;i++)
{
for(j=0;j<=i-1;j++)
c[i]=c[i]+(c[j]*c[i-j-1])%9999991;
}
printf("%ld\n",c[n]);
return 0;
}