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Question 3 A restaurant has a special discount for families of at least 5 members. To get the discount, at least 4 members of the

Question 3
A restaurant has a special discount for families of at least 5 members. To get the discount, at least 4 members of the family must order the special steak dish on the menu, and the family must order at least 2 bottles of wine. The waiter serving the family must tell the families about the special discount. If the family order qualifies for the discount, the waiter gets an extra commission which is 3% of the total bill amount. Peter wants to know how much commission he earned for the evening.
Your task is to write a program that will read the file orders. dat and calculate the number of families that ordered the special, the extra commission earned by Peter, as well as the average spent per person (including all the people that he served for the evening).
Each line in the file contains the following data: the number of members in a family, the number of family members that ordered the special, the number of bottles of wine that the family ordered, and the total bill amount. Create the file orders. dat containing the orders of all the families that Peter served, as specified below. Declare variables of type int for the first three values and a variable of type f loat for the total bill amount.Using the input file above, your program should create the following results in the output file result.dat:
Displaying contents of result.dat :
Number of families that ordered the special: 3
Commission earned from the special meal: R102.67
Average spent per person for the evening: R137.59
3
Process returned 0(00) execution time : 0.080s
Press any key to continue.
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