# cook your dish here
print('Hello World', end=' ')
print('Hello World')

x = 1 
y = -2.1 
name = "first and lastname"
isCorrect = True
a_list= [1,2,3,'hello', 4.5, [1,2]]
tuple = (4,5,5.7,'c')
dictionary = {'key':'value', name:'Bob'}
set = {'red', 'blue', 'yellow', 'red'}

print(dictionary[name], set)
print(dictionary)
print(a_list)
print(tuple)

num1 = 5
num2 = 2 

print(num1 + num2)
print(num1 - num2)
print(num1 * num2)
print(num1 / num2)
print(num1 // num2)
print(num1 % num2)
print(num1 ** num2)

str1 = 'HELLO'
str2 = 'w-o-r-l-d'

print(str1.islower())
print(str1.isupper())
print(str1.isspace())
print(str1.isnumeric())
print(str2.isalpha())
print(str1.isalnum())

print(len(str1))
print(' '.join(str2))
print(str2.split('-'))
print(str1 + str2)

yourname = input('Enter your name: ')
print('Your name is', yourname)

print("For Loop: ")
for number in range(2,11,2):
    print(number)

print("While Loop: ")
i = 2
while(i <= 10):
    print(i)
    i+=2
    
a = 1
isGreater = False 
while(isGreater == False):   
    print(a)
    a+=1
    if(a>3):
        isGreater = True
        print('a is greater than 3')


somenum = 8
if(somenum < 5):
    print('is less than 5')
elif(somenum == 5):
    print('is equal to 5')
else:
    print('is greater than 5')


if(somenum >10):
    if(somenum % 2 == 0):
        print('this number is an even number greater than 10')

if(somenum > 10 or somenum % 2 == 0):
    print('this number is an even number greater than 10')
#                      -2-1    
#       0 1 2 3 4 5 6 7 8 9
ages = [1,2,3,4,5,6,7,8,9,10]
print(ages[0])
print(ages[len(ages)-1])
print(ages[-2])
print(ages[2:5])