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Cod sursa(job #429542)
#include <fstream>
using namespace std;
const int MOD = 10000;
const int MAX = 44100;
ifstream fin ("diamant.in");
ofstream fout ("diamant.out");
int N, M, X, A[2*MAX + 5];
int main()
{
fin >> N >> M >> X;
if(X < -MAX || X > MAX)
{
fout << 0;
return 0;
}
int aux[2*MAX + 5];
A[MAX] = 1;
for(int i = 1; i <= N; ++i)
for(int j = 1; j <= M; ++j)
{
memcpy(aux, A, sizeof A);
for(int k = 2*MAX; k >= 0; --k)
{
A[k] = aux[k-i*j] + aux[k] + aux[k+i*j];
A[k] %= MOD;
}
}
fout << A[MAX + X];
}