public static SuffixArray Create <T>(T[] str)
{
var sa = StringLib.SuffixArray(str);
var lcp = StringLib.LCPArray(str, sa);
return(new SuffixArray(sa, lcp));
}
public void Solve(ConsoleReader cr, ConsoleWriter cw)
{
string s = cr;
var sa = StringLib.SuffixArray(s);
var answer = 1L * s.Length * (s.Length + 1) / 2;
foreach (var x in StringLib.LCPArray(s, sa))
{
answer -= x;
}
cw.WriteLine(answer);
}
public static long Calc(int n)
{
long ans = 0;
n >>= 4;
var s = new long[n];
for (int i = 0; i < s.Length; i++)
{
s[i] = long.MaxValue + (i % 2 == 0 ? i : -i);
}
var sa = StringLib.SuffixArray(s);
var lcp = StringLib.LCPArray(s, sa);
ans = lcp[0];
return(ans);
}
public static long Calc(int n)
{
long ans = 0;
n >>= 3;
var c = new char[n];
for (int i = 0; i < c.Length; i++)
{
c[i] = (char)(i % 127);
}
var s = new string(c);
var sa = StringLib.SuffixArray(s);
var lcp = StringLib.LCPArray(s, sa);
ans = lcp[0];
return(ans);
}