Question

In a certain code COURAGE is written as UOCREGA. How will JOURNAL be written in the code.

Answer 1

Clearly, when COURAGE is coded, some letters are interchange with respect to their positions, i.e., odd position are interchanged.
Position of $1$ changes to $3$ and $3$ to $1$.
Position of $5$ changes to $7$ and $7$ to $5$.
can be coded as UOJRLAN.