Step 1: Draw a puzzle on the upper left of the canvas, which can be a straight line or an arc.
Step 2: Draw a second puzzle on the right side of the first puzzle.
Step 3: Draw a third puzzle under the second puzzle.
Step 4: Draw a fourth puzzle between the first and third puzzles. Please note that the fourth puzzle has nothing to do with the first puzzle.
Step 5: Paint different colors, and a simple and beautiful puzzle will be drawn!