On Monday and Tuesday, she eats 2 * 2 = <<2*2=4>>4 candies.
On the other days of the week, she eats 5 * 1=<<5*1=5>>5 candies.
In a week she eats 5 + 4= <<5+4=9>>9 candies.
So it takes 36 / 9 = <<36/9=4>>4 weeks for Lisa to eat all candies.
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