Conditional Statements

Introduction

Conditional statements allow you to execute code based on certain conditions.

If Statement

age = 18

if age >= 18:
    print("Adult")
elif age >= 13:
    print("Teenager")
else:
    print("Child")

Ternary Operator

status = "Adult" if age >= 18 else "Minor"

Multiple Conditions

score = 85
attendance = 90

if score >= 90 and attendance >= 80:
    print("Excellent")
elif score >= 70 or attendance >= 70:
    print("Good")
else:
    print("Needs improvement")

Practice Problems

1. Grade calculator (A, B, C, D, F)
2. Leap year checker
3. BMI calculator with health categories
4. Traffic light simulator
5. Password strength validator