TopFuel in questa discussione:
http://www.gambas-it.org/smf/index.php?topic=5589.msg41273#msg41273
domanda come funziona la Classe BigInt (http://gambaswiki.org/wiki/comp/gb.gmp/bigint) del Componente gb.gmp per la gestione dei grandi numeri.
Ecco un semplice esempio:
Public Sub Main()
Dim s1, s2 As String
Dim addi, sott, molt, divi As BigInt
s1 = "9999999999999999999999999999999999999999999999999999999999999999999999999999"
s2 = "8888888888888888888888888888888888888888888888888888888888888888888888888888"
addi = BigInt.FromString(s1) + BigInt.FromString(s2)
sott = BigInt.FromString(s1) - BigInt.FromString(s2)
molt = BigInt.FromString(s1) * BigInt.FromString(s2)
divi = BigInt.FromString(s1) / BigInt.FromString(s2)
Print addi
Print sott
Print molt
Print divi
End