examples.py

"""
Python Examples - Basic Programming Concepts
This script demonstrates fundamental Python concepts including:
- Loops and conditionals
- Input/output operations
- Functions and parameters
"""

# ============================================================================
# Example 1: Print Even Numbers (1-10)
# ============================================================================
print("=" * 70)
print("Example 1: Print Even Numbers from 1 to 10")
print("=" * 70)
for i in range(1, 11):
    if i % 2 == 0:
        print(i)

print()  # Blank line for readability

# ============================================================================
# Example 2: Age-Based Access Control
# ============================================================================
print("=" * 70)
print("Example 2: Age-Based Access Control")
print("=" * 70)
age = int(input("Enter age: "))
if age >= 18:
    print("Access Granted")
else:
    print("Access Denied")

print()  # Blank line for readability

# ============================================================================
# Example 3: Score Validation (0-100 range)
# ============================================================================
print("=" * 70)
print("Example 3: Score Validation")
print("=" * 70)
score = 85
if score >= 0 and score <= 100:
    print("Valid Score")
else:
    print("Invalid Score")

print()  # Blank line for readability

# ============================================================================
# Example 4: Function with Parameters
# ============================================================================
print("=" * 70)
print("Example 4: Greeting Function")
print("=" * 70)


def greet(name, age):
    """
    Greet a person with their name and age.
    
    Args:
        name (str): The person's name
        age (int): The person's age
    
    Returns:
        None
    """
    print(f"Hello {name}, you are {age}")


greet("Alice", 25)  # "Alice" goes to name, 25 goes to age

print()  # Blank line for readability

# ============================================================================
# Example 5: Extended Function Usage
# ============================================================================
print("=" * 70)
print("Example 5: Extended Function Usage")
print("=" * 70)
greet("Bob", 30)
greet("Charlie", 22)

print()  # Blank line for readability
print("=" * 70)
print("All examples completed successfully!")
print("=" * 70)