Cod sursa(job #459409)

Utilizator SpiderManSimoiu Robert SpiderMan Data 29 mai 2010 16:02:43
Problema Numerele lui Stirling Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.75 kb
#include <cstdio>

const char FIN[] = "stirling.in";
const char FOU[] = "stirling.out";
const int MAX = 205;
const int MOD = 98999;

int M, N, T, X;
int S[MAX][MAX], s[MAX][MAX];

void prec ()
{
    for (int i = 1; i <= 200; ++i)
    {
        s[i][i] = 1;
        S[i][1] = S[i][i] = 1;
        for (int j = 1; j < i; ++j)
        {
            s[i][j] = (s[i - 1][j - 1] - (i - 1) * s[i - 1][j]) % MOD;
            S[i][j] = (S[i - 1][j - 1] + j * S[i - 1][j]) % MOD;
        }
    }
}

int main()
{
    freopen(FIN, "r", stdin);
    freopen(FOU, "w", stdout);

    prec ();

    for ( scanf("%d", &T); T; --T)
       scanf("%d %d %d", &X, &N, &M), ( X == 1 ? printf( "%d\n", s[N][M] ) : printf( "%d\n", S[N][M] ) ) ;

    return 0;
}