運算式 3: "y" equals left brace, 40845 less than "x" : left parenthesis, "x" times 8.2 5 , right parenthesis , right bracey=40845<x:x·8.25
3
運算式 4: "y" equals left brace, 500 less than "x" less than or equal to 40845 : left parenthesis, "x" times 8.2 5 , right parenthesis , right bracey=500<x≤40845:x·8.25
4
運算式 5: "y" equals left brace, 0 less than "x" : left parenthesis, "x" , right parenthesis , right bracey=0<x:x
