Problem $1.$ Implement the following operation as a nenmember funetien of the templated class Que $($qwewe$.$h given belows$)$ based on linked nodes:

replace$(.........)$

Fionction:

Replaces all occurrences of oldfiem with newlhem,

Precondirion: Queue has been initialized.

Posfcondirions: Esch occurrence of oldfrem in queue has been chanped to new liem.$//$ Problem $1$ a$.$ Find the correct location and write the prototype of nonmember function replace $($max $5$ points$)$b$)$ Problem $1$b$.$ Find the correct location and write the templated definition of nonmember function replace $($max $15$ points$)$