Question

Some English words can be played on the keys of a piano, such as “face” or “baggage”. A piano has keys named a, b, c, d, e, f, g.
Write a Scheme function can-play-word? that consumes a word (a non-empty string) and produces true or false depending on whether the word can be played on a piano or not. The only characters that can be played on a piano are lower case letters.

Answer 1

are you talking about c programming language??

Answer 2

scheme....