in reply to replace/ overwrite values of arrays!

It's so simple I fear I didn't fully understand your question: 
@array = qw(B N M C);

[download]
لսႽ† ᥲᥒ⚪⟊Ⴙᘓᖇ Ꮅᘓᖇ⎱ Ⴙᥲ𝇋ƙᘓᖇ

In Section Seekers of Perl Wisdom