h = 6.62607004 * 10 ^ (-34)
n1 = 1
n2 = 2
c = 2.99792458 * 10 ^ 8
Ry = 1.09737316 * 10 ^ 7
Z = 42
Lambda = 1 / (Ry * Z ^ 2 * (1 / n1 ^ 2 - 1 / n2 ^ 2))
E = h * c / Lambda
MsgBox Lambda
MsgBox E