Cod sursa(job #3285544)

Utilizator mihaigeorgescuGeorgescu Mihai mihaigeorgescu Data 13 martie 2025 09:56:21
Problema Numerele lui Stirling Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.59 kb
#include <fstream>

using namespace std;
ifstream fcin("stirling.in");
ofstream fout("stirling.out");
int t,x,n,m,s1[400][400],s2[400][400];
const int nmax=300;
const int mod=98999;
int main()
{
    fcin>>t;
    s1[1][1]=s2[1][1]=1;
    for(int i=2; i<=nmax; i++)
    {
        for(int j=1; j<=i; j++)
        {
            s1[i][j]=(s1[i-1][j-1]-(i-1)*s1[i-1][j])%mod;
            s2[i][j]=(s2[i-1][j-1]+j*s2[i-1][j])%mod;
        }
    }
    while(t--)
    {
        fcin>>x>>n>>m;
        if(x==1) fout<<s1[n][m]; else fout<<s2[n][m];
        fout<<'\n';
    }
    return 0;
}