I need the complete program GUI by using C language

QUESTION 1 You should have your own icon for the GUL. You can choose whatever drinks or foods or newspapers or magazines or chocolates or what you like (minimum 10 items). When user make selection on radio button, the selection is appear on edit text that beside "Your selection is:" static text. In addition, the edit text below of that text also change as illustrates below. Then, user need to enter by himself "How many units do you want?" in the beside edit text. In the below example, I put 5 for number of units. After that, user need to select the money note using combo box. When user press "Calculate Change" button, the system calculate the balance according to the selected item and unit. For this example, lets say the user give RM100, the balance is RM100 - (5*2.00) = RM 90.00. The system also able to count how many money notes (including coins 50 cent and 10 cent) will be received by user. For this example, user will received note RM501 and RM20-2. Vending Machine System DEN Please select your drink: Static text de Eolia Put image in static text to show each items RM1.20 RM1.80 RM1.80 RM1.80 RM1.80 Radio button RM1.80 RM1.80 RM1.80 RM1.80 RM1.80 + Edit text Your selection is: | coCA-COLA LIGHT + Price: RM2.00 Combo Box * How many units do you want? "Your given money? Calculate Change | Button Static text RM100 RM100 RM50 RM20 RM10 90.00 Edit text Put image in static text to show each money notes Your balance is (RM): Your received money notes: RM50 RMO. 10 2 Rmio | 0 | Rus Ormi