Cod sursa(job #1217649)

Utilizator mihaimusatMihai Musat mihaimusat Data 7 august 2014 21:07:04
Problema Numerele lui Stirling Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.66 kb
#include <fstream>

using namespace std;

const int N=205, MOD=98999;

ifstream fin("stirling.in");
ofstream fout("stirling.out");

int s[N][N], S[N][N];

int main()
{
    int t, n, m, tip, i, j;
    fin>>t;
    s[1][1]=1;
    for(i=2;i<N;i++)
    {
        for(j=1;j<=i;j++)
        {
            s[i][j]=(s[i-1][j-1]-(i-1)*s[i-1][j])%MOD;
        }
    }
    S[1][1]=1;
    for(i=2;i<N;i++)
    {
        for(j=1;j<=i;j++)
        {
            S[i][j]=(S[i-1][j-1]+j*S[i-1][j])%MOD;
        }
    }
    while(t--)
    {
        fin>>tip>>n>>m;
        if(tip==1) fout<<s[n][m]<<"\n";
        else fout<<S[n][m]<<"\n";
    }
return 0;
}