number = int(input("Enter a number: "))

if number > 10:
    print("OK")
else:
    print("No, it's below")

number1 = int(input("Enter a number: "))
number2 = int(input("Enter a second number: "))

if number1 >= 0 and number2 >= 0:
    print("Both numbers are positive.")
else:
    print("One of the numbers is negative.")

id = input("Identifier: ")
if id == "admin":
    pwd = input("Password: ")
    if pwd == "1234":
        print("Access granted.")
    else:
        print("Access denied.")
else:
    print("User not recognized")

age = int(input('To purchase a ticket, indicate your age: '))
if age < 7:
    print('You get a free entrance!')
elif age < 18:
    print('You get a discount!')
else:
    print('Sorry, you need to pay the full price.')

for i in range(1,10):
    print(i)

lnames = ['Alice', 'Zoe', 'Charlie']
for name in lnames:
    print(name[0], name[-1])

info = {'nom': 'Alice', 'age': 25, 'ville': 'Paris'}

for key in info:
    print(key, info[key])

lnames = ['Alice', 'Zoe', 'Charlie']
dnames = {0: 'Alice', 1:'Zoe', 2:'Charlie'}
lnames[0]
dnames[0]

l1 = []
for i in range(1,11):
    l1.append(i**2)
print(l1)

l3 = [i**2 for i in range(1,11)]
print(l3)


l2 = []
i = 1
while i < 11:
    l2.append(i**2)
    # i += 1
    i = i+1
print(l2)

l100 = []
for i in range(0,101):
    l100.append(i)
print(l100)

l100=[i for i in range(0,101)]
print(l100)

while(len(l100)> 50):
    l100.pop()
print(len(l100))
print(l100)

l11 = [i for i in range(1,21) if i%2 == 0 or i% 3 ==0]
print(l11)