Cod sursa(job #1095021)
| Utilizator | Data | 30 ianuarie 2014 11:15:16 | |
|---|---|---|---|
| Problema | Numerele lui Stirling | Scor | 10 |
| Compilator | cpp | Status | done |
| Runda | Arhiva educationala | Marime | 0.53 kb |
#include <fstream>
#define NMAX 202
using namespace std;
ifstream fin("stirling.in");
ofstream fout("stirling.out");
int S[2][NMAX];
int n,m;
int main()
{
int i,j,t,x,z;
int lcr=0;
int lurm=1;
S[0][1]=1;
S[1][1]=1;
fin>>x;
for(z=1;z<=x;z++)
{
fin>>t>>n>>m;
for(i=2;i<=n;i++)
{
for(j=2;j<i;j++)
S[lurm][j]=S[lcr][j]*j+S[lcr][j-1];
S[lurm][i]=1;
lcr=1-lcr;
lurm=1-lurm;
}
fout<<S[lcr][m]<<'\n';
}
return 0;
}
