What is L-attributed definition? Differentiate between S-attributed and L-attributed definitions with examples.

Write an L-attributed syntax-directed definition for the following grammar that builds a syntax tree:

E → E₁ + T    

E → T

T → T₁ * F    

T → F

F → (E)       

F → id

Draw the annotated parse tree showing all attribute values for the input: id₁ + id₂ * id₃