Sort three values

Design a function @ordena3(a, b, c)@ which, given three values returns them sorted. This function must be solved with all necessary if analyzing all possible cases: when $a$ is greater than $b$ and $c$ , when $b$ is greater than $a$ and $c$ , and so on.
Design a function @ordena2(a, b)@ that given two values returns them sorted.
Design a function @ordena3_2a2(a, b, c)@ that given three values returns them sorted. This function cannot contain any if and must be solved calling function @ordena2(a, b)@ from previous point.

Scoring

The first two points are worth 30 points. The last one is worth 40 points.

Author: InfBesos

Generation: 2026-01-25T14:15:56.232Z