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Q: Explain in your own words that how we evaluate postfix expressions using stack
Time Converter
Refer to the below image.
https://assets.ccbp.in/frontend/content/dynamic-webapps/time-converter-output.gif
Instructions:
- The HTML input element for entering the number of hours should have the id hoursInput
- The HTML input element for entering the number of minutes should have the id minutesInput
- Add HTML label elements for HTML input elements with ids hoursInput and minutesInput
- The HTML button element should have the id convertBtn
- The HTML p element to display the converted time in seconds should have the id timeInSeconds
- The HTML p element to display the error message should have the id errorMsg
Quick Tip
- timeInSeconds = ((hours) *60 + minutes) * 60
Note
- The values given for the HTML input elements with ids hoursInput and minutesInput should be positive integers.
Resources
Use this Background image:
- https://assets.ccbp.in/frontend/dynamic-webapps/time-converter-bg.png
Input the age of the voter then if the age is qualified display “QUALIFIED TO VOTE ” otherwise “NOT QUALIFIED”
a card on which the letter J is written on one side and K on the other. You want to see all of the possible ways the card will land if you drop it n times
The customer should be able to buy items and get a receipts with all details of items bought, remember this is an advanced vending machine hence one can buy more than one items. The printed receipt contains the following details: the item name, quantity, price and total, it should also give a description of the change given out (see below example) Your change is disbursed as follows: N$100 X 1, N$10X1, N$5X1 ,N$1X3,10centsX3 and 5centsX1 4 |PRG510S – Namibia University of Science and Technology Please note the change is linked to the amount of cash in the machine that is if there are no hundreds then the user gets 2 x 50, and that should be recorded to indicate the remaining 50s in the machine has decreased. The same applies to when a customer pays with a 100 then the count for 100s in the machine increases.
The SRC representative on student entertainment and welfare has been informed of your newly acquired knowledge in application development and have approached you to create a stable management system for the vending machine. The system is meant to help the vending machine’s owner in managing its stock and finances, with this in mind your application should then allow for the user to enter a code which is either linked to an item or the pin code used by the owner. If an item code is entered the balance/cost for that item is displayed prompting the user for how many items they what to buy, however if the owner’s pin is entered then an admin menu is displayed. The landing page should give a brief description of the vending machine such as the Name, address and random items in stock and prices
(ii) Solve the following recurrence relation using Recurrence Tree Method.
T(n) ={1 if n = 1
T(n/2 ) + n if n > 1}
Show all the steps.
