Write a program that will ask the user to enter the amount of a purchase. The program should then compute the state and county sales tax. Assume the state sales tax is $4$ percent and the county sales tax is $2$ percent. The program should display the amount of the purchase, the state sales tax, the county sales tax, the total sales tax, and the total of the sale $($which is the sum of the amount of purchase plus the total sales tax$).$ HINT: Use the value $0\mathrm{.}02$ to represent $2$ percent, and $0\mathrm{.}04$ to represent $4$ percent.

Sample output, The user$$s input is shown in bold:

Enter the amount of a purchase: $125[$Enter$]$

Amount of the purchase: $125\mathrm{.}0$

State sales tax: $5\mathrm{.}0$

County sales tax: $2\mathrm{.}5$

Total sales tax: $7\mathrm{.}5$

Total of the sale: $132\mathrm{.}5$