#Using len() with a List of Integers
numbers = [10, 20, 30, 40, 50]
print(len(numbers))

#Using len() with a List of Strings
fruits = ["apple", "banana", "cherry", "date"]
print(len(fruits))

#Using len() with a Dictionary
student_scores = {"Alice": 95, "Bob": 87, "Eve": 91}
print(len(student_scores))

#Using len() with Healthcare Data
patients = [
    {"name": "John Doe", "age": 30, "condition": "Hypertension"},
    {"name": "Jane Smith", "age": 25, "condition": "Diabetes"},
    {"name": "Emily Davis", "age": 40, "condition": "Asthma"}
]
print(len(patients))
print(len(patients[0]))