At Marla Jean\'s Loonie Plus Store, every item costs less than $25.00. Marla has

Question

At Marla Jean's Loonie Plus Store, every item costs less than $25.00. Marla has a price tag machine that produces stickers to display the cost of each itan. The machine's features are limited, liowever, and so every price tag must conform to the following specification. Only the digits 0-9 and the decimal point are allowed. Every price tag must liavo exactly one decimal point followed by two digits. These two digits represent the number of "cents" the item is worth. Every price tag may liave up to two digits Wore the decimal ix>int.. wliidi rep-resents the number of "dollais" the item Is worth. Leading 0's an? not allowed, luiless a singje 0 is used. It is also possible to have no digits before the decimal point.

Explanation / Answer

the regular expression is

$[1-9]d.d{2}

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