Cod sursa(job #2265356)

Utilizator FrostfireMagirescu Tudor Frostfire Data 20 octombrie 2018 23:38:18
Problema 1-sir Scor 0
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.61 kb
#include <fstream>
using namespace std;
ifstream f("1-sir.in");
ofstream g("1-sir.out");
int n,s,d[3][33000];
int main()
{
    f>>n>>s;
    if(s<0) s = -s;
    d[1][0] = 1;
    for(int i=2;i<=n;i++)
       { for(int j=0;j<=i*(i-1)/2;j++) { int dif = i - (j-1);
                                         if(dif<0) dif=-dif;
                                         d[2][j] = d[1][dif] + d[1][i-(j+1)];
                                         d[2][j]%=194767;
                                       }
         for(int j=0;j<=i*(i-1)/2;j++) d[1][j] = d[2][j];
       }
    g<<d[1][s]<<'\n';
    return 0;
}