Cod sursa(job #1163832)

Utilizator Alexghita96Ghita Alexandru Alexghita96 Data 1 aprilie 2014 17:21:46
Problema Numerele lui Stirling Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.84 kb
#include <cstdio>

#define MOD 98999
#define Nmax 205

int T, X, N, M;
int 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()
{
    freopen("stirling.in", "r", stdin);
    freopen("stirling.out", "w", stdout);

    scanf("%d", &T);
    Calc_s();
    Calc_S();

    for (int i = 1; i <= T; ++i)
    {
        scanf("%d %d %d", &X, &N, &M);
        if (X == 1)
            printf("%d\n", s[N][M]);
        else
            printf("%d\n", S[N][M]);
    }

    return 0;
}