Cod sursa(job #2973314)

Utilizator zoabaZob Alexandru Mihai zoaba Data 31 ianuarie 2023 18:40:25
Problema Numerele lui Stirling Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.6 kb
#include <fstream>
using namespace std;
ifstream fin("stirling.in");
ofstream fout("stirling.out");
const int NMAX=200,MOD=98999;
int s[NMAX+5][NMAX+5],S[NMAX+5][NMAX+5];
int main()
{
    int t,x,m,n,i,j;
    fin>>t;
    s[1][1]=1;
	for(i=2;i<=NMAX;++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<=NMAX;++i)
		for(j=1;j<=i;++j)
			S[i][j]=(S[i-1][j-1]+j*S[i-1][j])%MOD;
    while(t--)
    {
        fin>>x>>n>>m;
        if(x==1)
            fout<<s[n][m]<<'\n';
        else
            fout<<S[n][m]<<'\n';
    }
    return 0;
}