eg. IF the total cost ( cost ) of the bill is greater than $1000, a 5% discount will be given.
ans. if cost > 1000 then cost := cost * 0.9
1. if the year number ( year ) is divisible by 4 but not divisible by 100, set the leap year boolean variable ( leapyear ) to TRUE, otherwise set it to FALSE.
ans. __________ ???
20分 急急