Solved exercises from Day 2 to Day 8

Day 2/variables.py

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+# Day 2: 30 Days of python programming
+# ! Level 1
+first_name = "Ahmad"
+last_name = "Al-Sanosi"
+full_name = first_name + " " + last_name
+country = "Sudan"
+city = "Khartoum"
+age = 21
+year = 2003
+is_married = False
+is_true = True
+is_light_on = False
+street_num, building_num, room_num = 4, 21, 623
+
+# ! Level 2
+print(f"The data type of {first_name} is {type(first_name)}")
+print(f"The data type of {last_name} is {type(last_name)}")
+print(f"The data type of {full_name} is {type(full_name)}")
+print(f"The data type of {country} is {type(country)}")
+print(f"The data type of {city} is {type(city)}")
+print(f"The data type of {age} is {type(age)}")
+print(f"The data type of {year} is {type(year)}")
+print(f"The data type of {is_married} is {type(is_married)}")
+print(f"The data type of {is_light_on} is {type(is_light_on)}")
+print(f"The data type of {street_num} is {type(street_num)}")
+print(f"The data type of {building_num} is {type(building_num)}")
+print(f"The data type of {room_num} is {type(room_num)}")
+
+print(f"The length of {first_name} is {len(first_name)} while the length of the {last_name} is {len(last_name)}")
+
+num_one = 5
+num_two = 4
+total = num_one + num_two
+diff = num_one - num_two
+product = num_one * num_two
+division = num_one / num_two
+remainder = num_two % num_one
+exp = num_one ** num_two
+floor_division = num_one // num_two
+print(f"we have two numbers {num_one} and {num_two}")
+print(f"The sum of {num_one} plus {num_two} equals {total}")
+print(f"The difference of {num_one} minus {num_two} equals {diff}")
+print(f"The product of {num_one} times {num_two} equals {product}")
+print(f"The quotient of {num_one} over {num_two} equals {division}")
+print(f"The remainder when dividing {num_two} by {num_one} is {remainder}")
+print(f"The product of raising {num_one} to the power of {num_two} equals {exp}")
+print(f"The floor division of {num_one} by {num_two} equals {floor_division}")
+
+radius_string = input('Enter a radius of a circle: ')
+radius = int(radius_string)
+area_of_circle = 3.14 * (radius ** 2)
+circum_of_circle = 2 * 3.14 * radius
+print(f"""The area of a circle of radius {radius} meters is equal to {area_of_circle}
+and the circumference of that circle equals {circum_of_circle}""")
+
+first_name = input('Enter your first name :')
+last_name = input('Enter your last name :')
+country = input('Enter your country :')
+age = input('Enter your age :')
+
+
+

Day 3/Day 3 Exercises.py

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+your_age = 28
+your_height = 191.5
+imaginary = 32 + 4j 
+print(f"type of your_age is {type(your_age)}")
+print('type of your_height is', type(your_height))
+
+##################################################
+
+script_base = input('Enter the base of a triangle: ')
+base = float(script_base)
+script_height = input('Enter the height of that triangle: ')
+height = float(script_height)
+print(f"The area of the triangle equals {round(0.5 * base * height, 2)}")
+
+side_a = input('Enter side a of a triangle: ')
+a = float(side_a)
+side_b = input('Enter side b of a triangle: ')
+b = float(side_b)
+side_c = input('Enter side c of a triangle: ')
+c = float(side_c)
+print('The perimeter of the triangle is ', a + b + c)
+
+script_length = input('Enter the length of a rectangle: '); length = float(script_length)
+script_width = input('Enter the width of that rectangle: '); width = float(script_width)
+print(f"The area of the rectangle equals {round(length * width, 2)}, and the perimeter of that rectangle equals {round(2*(length + width), 2)}")
+
+script_radius = input('Enter the radius of a circle: ')
+radius = float(script_radius)
+print('The area of the circle equals ', round(3.14 * radius**2, 2), ', and the circumference of that circle equals ', round(2*3.14*radius, 2))
+
+#####################################################
+
+script_slope = input('Enter the value of the slope of a line:' ); slope = int(script_slope)
+script_b = input('Enter the value of the free term of the line (If none, enter 0): '); b = int(script_b)
+print(f"The equation of the line you entered is y = {slope}x + ({b})")
+print(f"The slope of the equation equals {slope}. The x-intercept equals {-(b)/slope} and the y-intercept equals {b}")
+
+#####################################################
+
+print("Let's point out two points on the x-y plane!")
+script_x1 = input('Enter the x-coordinate of the first point: '); x1 = int(script_x1)
+script_y1 = input('Enter the y-coordinate of the first point: '); y1 = int(script_y1)
+script_x2 = input('Enter the x-coordinate of the second point: '); x2 = int(script_x2)
+script_y2 = input('Enter the y-coordinate of the second point: '); y2 = int(script_y2)
+slope2 = round((y2-y1)/(x2-x1),2)
+print(f"You've just entered the line equation: ({slope2})x + ({round((y1 - slope2*x1),2)})")
+print(f"The euclidean distance between the points ({x1},{y1}) and ({x2},{y2}) equals {round(((y2-y1)**2+(x2-x1)**2)**0.5,2)}")
+
+########################################################
+
+print('I challenge you to solve this problem.\n Find the x value that makes this equation equals 0 (You have only one trial)')
+print('y = x^2 + 6x + 9')
+script_user_answer = input('Enter your value for x in integers only: '); user_answer = int(script_user_answer)
+if user_answer == -3 : print('Congratulations! Your answer is correct.') 
+else : print('Sorry. That was incorrect :/')
+
+#########################################################
+
+print('python is longer than dragon is a ', len('python') > len('dragon'), 'statement.')
+print(f"The 'on' word exists on both python and dragon is a {'on' in 'python' and 'on' in 'dragon'} statement.")
+print(f"there's jargon in 'I hope this course is not full of jargon' is a {'jargon' in 'I hope this course is not full of jargon'} statement.")
+print(f"There's no 'on' in both dragon and python is a {'on' not in 'dragon' and 'on' not in 'python'} statement.")
+print(f"The length of the word 'python' equals {len('python')}: {float(len('python'))}: {str(len('python'))}")
+
+##########################################################
+
+string_number = input("Enter an integer and I'll tell it's even or odd: "); number = int(string_number)
+if number % 2 == 0 : print('Number is even')
+else : print('Number is odd')
+
+##########################################################
+
+print(f"'The floor division of 7 by 3 is equal to the int converted value of 2.7' is a {7 // 3 == int(2.7)} statement.")
+print(f"The type of '10' is equal to type of 10 is a {'10' is 10} statement.")
+print(f"int('9.8') is equal to 10 is a {int(9.8) == 10} statement.")
+
+##########################################################
+
+string_hours = input('Enter the number of hours: '); hours = int(string_hours)
+string_rph = input('Enter the rate per hour: '); rph = int(string_rph)
+print(f"Your weekly earning is about {hours * rph}")
+
+##########################################################
+
+age = int(input('Enter your age: '))
+print('You have lived for ', age * 365 * 24 * 60 * 60, 'seconds.')
+
+##########################################################
+
+print('1 1 1 1 1 \n2 1 2 4 8 \n3 1 3 9 27 \n4 1 4 16 64 \n5 1 5 25 125 ')
+
+
+
+

Day 4/Day 4 Exercises.py

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+#1
+Thirty = 'Thirty'
+Days = 'Days'
+Of = 'of'
+Python = 'Python'
+print(Thirty + ' ' + Days + ' ' + Of + ' ' + Python)
+
+#2
+Coding = 'Coding'
+_For = ' For'
+All = ' All'
+print(Coding + _For + All)
+
+#3, 4, 5, 6, 7, 8, 9
+company = 'Coding For All'
+print(company)
+print(f"length of Coding For All is {len(company)}")
+print(company.upper())
+print(company.lower())
+print(f"""
+      Preview of several methods and their effects:
+      .capitalize() > {company.capitalize()}
+      .title() > {company.title()}
+      .swapcase() > {company.swapcase()}
+      """)
+company_first_word = company[0:6]
+print(f"First word of {company} is ({company_first_word})")
+
+#10
+company_check = company.find('Coding') != -1
+company_ans = f'"{company} contains the word {company_first_word}" is a {company_check} statement.'
+company_ans_lowercase = company_ans.lower()
+print(company_ans_lowercase)
+
+#11
+company_replace = company.replace('Coding', 'Python')
+print(company_replace)
+
+#12
+python_all = 'Python For Everyone'
+print(python_all.replace('Everyone', 'All'))
+
+#13
+company_split = company.split('*')
+print(company_split)
+
+#14
+brands = "Facebook, Google, Microsoft, Apple, IBM, Oracle, Amazon"
+brands_split = brands.split(', ')
+print(brands_split)
+
+#15
+print(f"The character at index 0 in the string '{company}' is '{company[0:1]}'")
+
+#16
+print(f'The last index of the string "{company}" is {company.rfind('l')}')
+
+#17
+print(f"The character at index 10 in '{company}' is '{company[10:11]}'")
+
+#18
+company_acronym1 = company[0:1]
+company_acronym2 = company[7:8]
+company_acronym3 = company[11:12]
+print(company_acronym1+company_acronym2+company_acronym3)
+
+#19
+python_all_acronym1 = python_all[0:1]
+python_all_acronym2 = python_all[7:8]
+python_all_acronym3 = python_all[11:12]
+print(python_all_acronym1+python_all_acronym2+python_all_acronym3)
+
+#20
+print(f'The index of the first occurence of C in {company} is {company.index('C')}')
+
+#21
+print(f'The index of the first occurence of F in {company} is {company.index('F')}')
+
+#22
+people = 'Coding For All People'
+print(f'The index of the last occurence of l in {people} is {people.rfind('l')}')
+
+#23
+conjuction = 'You cannot end a sentence with because because because is a conjunction'
+print(f'The index of the first occurence of "because" in "{conjuction}" is {conjuction.find('because')}')
+
+#24
+print(f'The index of the last occurence of "because" in "{conjuction}" is {conjuction.rindex('because')}')
+
+#25
+#? conjuction_sliced = conjuction[31:54]
+#? print(conjuction_sliced)
+#! TO AMMAR: Do I need to put everything into a variable?
+print(conjuction[31:54])
+
+#26
+print(f'The index of the first occurence of "because" in "{conjuction}" is {conjuction.find('because')}')
+
+#27
+print(conjuction[31:54])
+
+#28
+coding_start = company.startswith('Coding')
+coding_end = company.endswith('Coding')
+print(company)
+print(f'"{company} starts with the word {company_first_word}" is a {str(coding_start).lower()} statement.')
+
+#29
+print(f'"{company} ends with the word {company_first_word}" is a {str(coding_end).lower()} statement.')
+
+#30
+company_space = '   Coding For All      '
+company_space_stripped = company_space.strip(' ')
+print(company_space_stripped)
+
+#31
+isidentifier1 = '30DaysOfPython'
+isidentifier2 = 'thirty_days_of_python'
+print(f'"{isidentifier1} is a {str(isidentifier1).isidentifier()} identifier.')
+print(f'"{isidentifier1} is a {str(isidentifier2).isidentifier()} identifier.')
+
+#32
+list1 = ['Django', 'Flask', 'Bottle', 'Pyramid', 'Falcon']
+print('# '.join(list1))
+
+#33
+escape = 'I am enjoying this challenge. I just wonder what is next.'
+#         0123456789
+escape_slice1 = escape[0:29]
+escape_slice2 = escape[30:]
+print(escape_slice1 + '\n' + escape_slice2)
+
+#34
+print('Name\t\tAge\t\tCountry\t\tCity')
+print('Asabeneh\t250\t\tFinland\t\tHelsinki')
+
+#35
+radius = 10
+area = 3.14 * radius ** 2
+print('The area of a circle with radius {} is {} meters square.'.format(radius, area))
+
+#36
+print('8 + 6 = {}\n8 - 6 = {}\n8 * 6 = {}\n8 / 6 = {}\n8 % 6 = {}\n8 // 6 = {}\n8 ** 6 = {}'.format(8+6, 8-6, 8*6, round(8/6, 1), 8%6, 8//6, 8**6))

Day 4/Day 4 Notes.md

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+
+```py
+sentence = "A\tB"
+print(sentence)
+print(len(sentence))
+expanded_tab = sentence.expandtabs(8)
+print(expanded_tab)
+```
+
+
+> [!NOTE] Note about .expandtabs( )
+> number in parents( ) will be executed with a value less than it by one
+
+
+```py
+name = input("Enter your name")
+if name.isalpha():
+	print("Thanks")
+else:
+	print('invalid')
+```
+
+___
+
+```py
+#* Join
+
+name = "Ahmed Ammar Sanosi"
+#*      01234567890
+#*        0     1        2
+
+# []
+```
+![[Pasted image 20250705091203.png]]