efficiency

• On the ball

  To be alert, quick-witted, and highly efficient in one's actions or thinking.

• Don't reinvent the wheel

  Avoid expending effort on creating something new when an adequate solution or method already exists.

• Clean as you go

  To tidy up and organize immediately after completing a task or making a mess, rather than waiting for accumulation.

• reinventing the wheel

  To waste time and effort creating something that already exists or has been perfectly developed.

• quick and dirty

  Describes a solution, method, or approach that is done rapidly and efficiently, often at the expense of thoroughness, refinement, or aesthetics.

• Humming along

  To be working or progressing smoothly and efficiently without problems or undue effort.

• The shortest route

  The most direct and efficient path or method to reach a destination or achieve a goal.

• The most direct path

  This phrase refers to the simplest, quickest, or most straightforward way to achieve a goal, avoiding unnecessary detours or complications.