Cod sursa(job #2068667)

Utilizator simaclaraSima Clara simaclara Data 18 noiembrie 2017 10:19:21
Problema Numerele lui Stirling Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.79 kb
#include <fstream>
#define N 201
#define mod 98999

using namespace std;

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

int n,m,T;
int v[20];
int use[20];
int s[N][N];
int S[N][N];
int i,speta;


void SpetaI()
{
    int i,j;
    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;


}

void SpetaII()
{
    int i,j;
    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;
}


int main()
{
    fin>>T;
    SpetaI();
    SpetaII();
    for(i=1;i<=T;i++)
    {
        fin>>speta;
        fin>>n>>m;
        if(speta==1)
            fout<< s[n][m] << '\n';
        else
            fout<< S[n][m] << '\n';
    }
    return 0;
}