Cod sursa(job #3128747)

Utilizator otilia_nedelcu@yahoo.comGutanu Tiberiu [email protected] Data 10 mai 2023 19:54:22
Problema Numerele lui Stirling Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.79 kb
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("stirling.in");
ofstream g("stirling.out");
int s[201][201],S[201][201];
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])%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]+j*S[i-1][j])%98999;
}
int main()
{
    int t,i,x,n,m;
    f>>t;
    for(i=1;i<=t;i++)
        {
            f>>x>>n>>m;
            if(x==1)
            {
                precalculare_s();
                g<<s[n][m]<<'\n';
            }
            else
            {
                precalculare_S();
                g<<S[n][m]<<'\n';
            }
        }
    return 0;
}