Cod sursa(job #1087206)

Utilizator toncuvasileToncu Vasile toncuvasile Data 19 ianuarie 2014 00:33:31
Problema Numerele lui Stirling Scor 20
Compilator cpp Status done
Runda Arhiva educationala Marime 0.75 kb
#include<cstdio>
#include<iostream>
using namespace std;

const int MOD=98999;
int s[201][201], S[201][201];
void generate_s();
void generate_S();

int main(){
    freopen("stirling.in","r",stdin);
    freopen("stirling.out","w",stdout);

    generate_S();
    generate_s();

    int T;
    cin>>T;

    int id,n,m;
    for(;T;T--){
        cin>>id>>n>>m;
        if(id==1) cout<<s[n][m]<<"\n";
           else cout<<S[n][m]<<"\n";
    }
}

void generate_s(){
    s[1][1]=1;
    for(int i=2;i<=200;i++)
        for(int j=1;j<=200;j++)
            s[i][j]=( s[i-1][j-1] - (i-1)*(s[i-1][j]) )%MOD;
}

void generate_S(){
    S[1][1]=1;
    for(int i=2;i<=200;i++)
        for(int j=1;j<=200;j++)
            S[i][j]=( S[i-1][j-1] - j*(S[i-1][j]) )%MOD;
}