private void GetPivot(long[][] A, int di, out int pi, out int pj, out long pd, out int pr)
{
long d;
int r;
pr = int.MaxValue;
pd = 0;
pi = -1;
pj = -1;
for (int j = di; j < var_n; j++)
{
for (int i = di; i < var_n; i++)
{
if (A[i][j] > 0)
{
r = b.Reduction(A[i][j], out d);
if (r < pr)
{
pi = i;
pj = j;
pd = d;
pr = r;
}
}
}
}
}
private void AddEven(LeadVector tvr)
{
int r;
long d;
r = b.Reduction(tvr.Lentry, out d);
long x = 1L << (var_w - r);
int l = tvr.Vr.Length;
long[] wr = new long[l];
for (int i = 0; i < l; i++)
{
wr[i] = (x * tvr.Vr[i]) % var_m;
}
LeadVector twr = new LeadVector(wr);
if (twr.Lidx >= 0)
{
AddVector(twr);
}
}