A heuristic technique, or a heuristic is any approach to problem solving or self-discovery that employs a practical method that is not guaranteed to be optimal, perfect, or rational, but is nevertheless sufficient for reaching an immediate, short-term goal or approximation.

Obviously disorganized or confused

Chaotic, disorganized, or mismanaged.
‘the department's shambolic accounting’
A chaotic schambles.
shaman symbolic
shaman colonic