First-Program
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311
# operator precedence
# print(20 - 3 * 4)
# ()
# **
# * /
# + -
# Guess the output of each answer before you click RUN
# Try to write down your answer before and see how you do... keep it mind I made it a little tricky for you :)
# print((5 + 4) * 10 / 2) # 45
#
# print(((5 + 4) * 10) / 2) # 45
#
# print((5 + 4) * (10 / 2)) # 45
#
# print(5 + (4 * 10) / 2) # 25
#
# print(5 + 4 * 10 // 2) # 25
#
# Optional: bin() and complex
#print(bin(5))
#print(int('0b101', 2))
## variables
# Data types in Python
# int
# float
# bool
# sets
# dict
# str
# tuple
# list
# complex
# user_iq = 190
# user_age = user_iq/4
# a = user_age
#
# print(a)
#
# # constants
# PI = 3.14
# a,b,c = 1,2,3
#
# print(PI)
# print(a)
# print(b)
# print(c)
# Expressions vs statements
#iq = 100
#user_age = iq / 5 # expression is iq/5 and statement is user_age = iq / 5
# augmented assigment operator
#some_value = 5
#some_value *= 2
#
#print(some_value)
# strings
#print(type("hello there 42 MUkwaxi"))
#username = 'supercoder'
#password = 'supersecret'
#
#
#long_string = '''
#WOW
#0 0
#---
#
#'''
#
#print(long_string)
#
#
#first_name = 'Marcio'
#last_name = 'Jeovety'
#full_name = first_name + ' ' + last_name
#print(full_name)
# string concatenation
#print('hello' + ' Marcio')
#print('hello' + 5)
#type conversion
#print(type(str(100)))
# escape sequence
#weather = '\nIt\'s \"kind of\" sunny'
#
#print(weather)
# formatted strings
#name = 'Johnny'
#age = 55
#print(f'hi {name}. You are {age} years old')
# String indexes
#selfish = '01234567'
#print(selfish[::-1])
# Immutability
#selfish = '01234567'
#
#selfish = 100
#
#print(selfish)
#Built-in functions + methods
# quote = 'to be or not to be'
#
# print(quote.upper())
#
# print(quote.capitalize())
#
# print(quote.lower())
#
# print(quote.find('be'))
#
# print(quote.replace('be', 'me'))
#
# print(quote)
# Booleans
#name = 'Marcio'
#is_cool = False
#
#is_cool = True
#
#print(is_cool)
#print(bool(1))
# Exercise Type conversion
#name = 'Marcio Jeovety'
#age = 150
#relationship_status = 'single'
#
#
#relationship_status = f'It is fire with Katy'
#
#print(relationship_status)
#birth_year = input('what year were you born?\n')
#
#print('So you are ' + str(2026 - int(birth_year)) + ' years old.')
#print(bool(5))
# Exercise Password checker
#username = input('what is your name?\n')
#password = input('what is your password?\n')
#
#password_length = len(password)
#hidden_password = '*' * password_length
#
#print(f'Hello {username}, your password {hidden_password} is {password_length} letters long.')
# Lists
#List slicing
#amazon_cart = [
# 'notebooks',
# 'sunglasses',
# 'toys',
# 'grapes'
#]
#
#
#amazon_cart[0] = 'macbook'
#new_cart = amazon_cart[:]
#new_cart[0] = 'windows'
#
#print(new_cart)
#print(amazon_cart)
# Matrix
#matrix = [
# [1,2,3],
# [2,4,6],
# [7,8,9]
#]
#
#print(matrix[0][1])
# List methods
basket = ['m','a', 'k','b', 'c','z', 'd', 'e']
# adding
#new_list = basket.append(100)
#basket.insert(4, 20)
#new_list = basket
#
#print(basket)
#print(new_list)
# removing
#basket.pop()
#basket.pop(0)
#basket.remove(4)
#basket.clear()
# index
#print(basket.index('b', 0, 3))
#print('d' in basket)
#print(basket.count('d'))
#basket.sort()
#basket.reverse()
#basket.sort()
#basket.reverse()
#
#
#
#new_sentence = ' '.join(['hi', 'my', 'name', 'is', 'DoDo'])
#
#print(basket[::-1])
#print(basket)
#
#print(list(range(11)))
#print(new_sentence)
# list unpacking
#a,b,c, *other = [1,2,3,4,5,6,7,8,9]
#print(other)
# None is absence of value
#weapons = None
#print(weapons)
# dictionary
#dictionary = {
# 'a' : [1,2,3],
# 'b' : 'hello',
# 'x' : True
#}
#my_list = [{
# 'a' : [1,2,3],
# 'b' : 'hello',
# 'x' : True
# },
# {
# 'a' : [4,5,6],
# 'b' : 'hello',
# 'x' : True
# }
#]
#
#print(my_list[0]['a'][2])
#print(my_list[1]['a'][1])
user = {
'basket' : [1,2,3],
'greet' : 'hello',
'x' : True,
'age' : 20
}
#user2 = dict(name='Jon Jones')
#print(user.get('age', 0))
#print('basket' in user)
#print('age' in user.keys())
#print(user.items())
#user2 = user.copy()
#print(user.update({'age': 55}))
#print(user)
Python
INFO