Question: The general problem of balancing and nesting different kinds of opening and closing symbols occurs frequently. Strings of symbols such as { { ( [ ] [ ] ) } ( ) } [ [ { { ( ( ) ) } } ] ] [ ] [ ]...
Question 1: Create a dictionary variable personalInfo. The keys will be the information to be filled, such as: name, age, address, etc. The values is the personal detailed info, such as: Kevin, 19, 123 King St, etc. Question 2: From the dictionary created above, make two lists (make sure...
Question: Eric works in a door mat manufacturing company. One day, he designed a new door mat with the following specifications: ◦ Mat size must be A x B. (A is an odd natural number, and B is 3 times A.) ◦ The design should have ‘WELCOME’ written in...
Problem Description A common problem in mathematics is to determine which quadrant a given point lies in. There are four quadrants, numbered from 1 to 4, as shown in the diagram below: For example, the point A, which is at coordinates (12, 5) lies in quadrant 1...
Question： Continue to program the code so the back(<-) button and change sign(+/-) button can work: when you click the back button, it will delete the last digit or decimal. However if there's only one digit left and that digit is not 0, it will change into...
Problem Description Suppose we have a number like 12. Let’s define shifting a number to mean adding a zero at the end. For example, if we shift that number once, we get the number 120. If we shift the number again we get the number 1200....
Question： Continue to program the code so the tkinter window would display as below: ...
Question 1： Use TKinter to create following window with three buttons: the “blue” button will print “blue” in the python shell screen the “red” button will print “red” in the python shell screen if left mouse button click the “color” button will print “blue” in the...
Problem Description A palindrome is a word which is the same when read forwards as it is when read backwards. For example, mom and anna are two palindromes. A word which has just one letter, such as a, is also a palindrome. Given a word, what is the longest palindrome that is contained...
Question 1： Use TKinter to create 6 buttons as following picture: Question 2： Use TKinter to create login window as following picture: ...