# --------------
# Code starts here
class_1 = ["Geoffrey Hinton", "Andrew Ng","Sebastian Raschka","Yoshua Bengio"]
class_2 = ["Hilary Mason","Carla Gentry","Corinna Cortes"]
new_class = class_1 + class_2 
print(new_class)
new_class.append("Peter Warden")
print(new_class)
new_class.remove("Carla Gentry")
print(new_class)
# Code ends here


# --------------
# Code starts here

courses = {"Math": 65, "English": 70, "History":80,"French":70, "Science": 60}
total = sum(courses.values())
print(total)
percentage = (total/500)*100
print(percentage)

# Code ends here


# --------------
# Code starts here
mathematics = {"Geoffrey Hinton": 78, "Andrew Ng": 95, 
"Sebastian Raschka": 65, "Yoshua Benjio": 50, "Yoshua Benjio": 70, 
"Corinna Cortes": 66, "Peter Warden": 75}
topper = max(mathematics, key = mathematics.get)

print(topper)


# Code ends here  


# --------------
# Given string
topper = 'andrew ng'
t_name = topper.split(" ")
first_name = t_name[0]
last_name = t_name[1]
full_name = last_name + " " + first_name
certificate_name = full_name.upper()
print(certificate_name)


# Code starts here



# Code ends here


