Cod sursa(job #1438560)

Utilizator ionut98Bejenariu Ionut Daniel ionut98 Data 20 mai 2015 11:29:35
Problema Numerele lui Stirling Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.69 kb
#include<fstream>
using namespace std;
ifstream f("stirling.in");
ofstream g("stirling.out");
int t,sp,n,m,s[202][202],S[202][202];
const int MOD=98999;
void precalculare_s()
{
    s[1][1]=1;
    for(int i=2;i<201;++i)
      for(int j=1;j<=i;++j)
        s[i][j]=(s[i-1][j-1]-(i-1)*s[i-1][j])%MOD;
}
void precalculare_S()
{
    S[1][1]=1;
    for(int i=2;i<201;++i)
        for(int j=1;j<=i;++j)
            S[i][j]=(S[i-1][j-1]+j*S[i-1][j])%MOD;
}
int main()
{
    f>>t;
    precalculare_s();
    precalculare_S();
    while(t--)
    {
        f>>sp>>n>>m;
        if(sp==1)
          g<<s[n][m]<<"\n";
        else
          g<<S[n][m]<<"\n";
    }
    return 0;
}