Cod sursa(job #942691)

Utilizator andreipopa97Popa Andrei andreipopa97 Data 23 aprilie 2013 11:51:46
Problema Numerele lui Stirling Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.65 kb
#include<iostream>
#include<fstream>

using namespace std;
const int NMAX=201,MOD=98999;

int t,n,m,x,s[NMAX][NMAX],S[NMAX][NMAX];

void calc_s()
{s[1][1]=1;
for(int i=2;i<NMAX;i++)
    for(int j=1;j<=i;j++)
        s[i][j]=(s[i-1][j-1]-(i-1)*s[i-1][j])%MOD;

}

void calc_S()
{S[1][1]=1;
for(int i=2;i<NMAX;i++)
    for(int j=1;j<=i;j++)
        S[i][j]=(S[i-1][j-1]+j*S[i-1][j])%MOD;

}

int main()
{
ifstream f("stirling.in",ios::in);
ofstream g("stirling.out",ios::out);

calc_s();
calc_S();

f>>t;
while(t--)
{f>>x>>n>>m;
if(x==1)
    g<<s[n][m]<<'\n';
else g<<S[n][m]<<"\n";

}

f.close();
g.close();
return 0;
}