Cod sursa(job #1687346)

Utilizator roxi22Roxi C. roxi22 Data 12 aprilie 2016 19:57:11
Problema 1-sir Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.49 kb
#include <iostream>
#include <fstream>
#include <algorithm>

#define modulo 194767

using namespace std;

ifstream fin("1-sir.in");
ofstream fout("1-sir.out");

int m[2][33000];

int main() {

    int n,s;
    fin>>n>>s;
    m[0][0]=1;
    for(int i=2;i<=n;i++) {
        for(int j=0;j<=i*(i-1)/2;j++)
            m[1][j]=(m[0][abs(j-(i-1))]+m[0][abs(j+(i-1))])%modulo;
        for(int j=0;j<=i*(i-1)/2;j++)
            m[0][j]=m[1][j];}
    fout<<m[0][abs(s)];

    return 0;
}