Cod sursa(job #3153247)

Utilizator Vladimir_AlbuVladimir Albu Vladimir_Albu Data 28 septembrie 2023 18:51:32
Problema Numerele lui Stirling Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.13 kb
#include <fstream>

using namespace std;

ifstream fin("stirling.in");
ofstream fout("stirling.out");

int T;
int x, n, m;

int s[205][205];
int S[205][205];

void createMatrix() {
    for(int i = 0; i <= 200; i++) {
        for(int j = 0; j <= 200; j++) {
            if(i == 0 && j == 0) {
                s[i][j] = 1;
                S[i][j] = 1;
            } else if(i > 0 && j == 0) {
                s[i][j] = 0;
                S[i][j] = 0;
            } else if(i == 0 && j > 0) {
                s[i][j] = 0;
                S[i][j] = 0;
            } else {
                s[i][j] = s[i - 1][j - 1] - (i - 1) * s[i - 1][j] % 98999;
                S[i][j] = S[i - 1][j - 1] + j * S[i - 1][j] % 98999;
            }
        }
    }
}

int main() {
    createMatrix();
    fin >> T;
    for(int i = 1; i <= T; i++) {
        fin >> x >> n >> m;
        switch(x) {
            case 1: {
                fout << s[n][m] % 98999 << endl;
                break;
            }
            case 2: {
                fout << S[n][m] % 98999 << endl;
                break;
            }
        }
    }
    fin.close();
    fout.close();
    return 0;
}