Cod sursa(job #870956)

Utilizator dtoniucDaniel Toniuc dtoniuc Data 4 februarie 2013 10:07:53
Problema Diamant Scor 70
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.86 kb
#include <cstdio>
#include <cstring>
#include <ctime>
#include <fstream>
using namespace std;

int An[1<<16];
int Ap[1<<16];

int Bn[1<<16];
int Bp[1<<16];

int i,j,n,m,k;

#define A(i) (((i)<0)?(An[-(i)]):(Ap[(i)]))
#define B(i) (((i)<0)?(Bn[-(i)]):(Bp[(i)]))

#define mi -50000
#define ma 50000

int main()
{
	ifstream fin("diamant.in");
	ofstream fout("diamant.out");

    fin>>n>>m>>k;
    A(0)=1;

    if(k>ma)
    {
        printf("%s","0\n");
        return 0;
    }
    for(int i=1;i<=n;i++)
        for(int j=1;j<=m;j++)
            {
                memcpy(Bn,An,sizeof(An));
                memcpy(Bp,Ap,sizeof(Ap));

                for(int t=ma;t>=mi;t--)
                {
                    A(t)=B(t-i*j)+B(t)+B(t+i*j);
                    A(t)%=10000;
                }
            }

    fout<<A(k);
    return 0;
}