V n = BigInt(‘9516311845790656153499716760847001433441357’)
V e = BigInt(65537)
V d = BigInt(‘5617843187844953170308463622230283376298685’)

V txt = ‘Rosetta Code’

print(‘Plain text:             ’txt)

V txtN = txt.reduce(BigInt(0), (a, b) -> a * 256 + b.code)
print(‘Plain text as a number: ’txtN)

V enc = pow(txtN, e, n)
print(‘Encoded:                ’enc)

V dec = pow(enc, d, n)
print(‘Decoded:                ’dec)

V decTxt = ‘’
L dec != 0
   decTxt ‘’= Char(code' dec % 256)
   dec I/= 256

print(‘Decoded number as text: ’reversed(decTxt))