public static double avg_p2(string s, ns2grid n, bool rblanc = false)
{
double r = 0, rr;
s = s.ToLower();
if (rblanc)
{
s = blanc(s);
}
// int c = s.Length - 2;
int c = 0;
for (int i = 0, j, k; i < s.Length - 3; i++)
{
j = n.iValue(s[i], s[i + 1]);
k = n.iValue(s[i + 2], s[i + 3]);
if (j < 0 || k < 0 || s1grid.chars.IndexOf(s[i]) >= 30)
{
//c--;
continue;
}
rr = (double)(n.map[j][k]) / (double)(n.sizemap[j]);
if (!Double.IsNaN(rr))
{
r += rr;
c++;
}
}
return (r / c) * 100;
}
public static int chiffer(string s, ns2grid n)
{
s = s.ToLower();
double l = 0;
int r = 0;
for (int i = 0; i < 29; i++)
{
double h = (avg_p2(nshift(s, i), n));
if (h > l)
{ l = h; r = i; }
}
return r;
}
