Assignment 3: If-Else Statements and Logical Operators

Grade Classifier: Task: This program prompts the user to enter their exam score and then classifies their grade based on the score. Sample Output:
```
Grade 1 - 30 = fail
Grade 31 - 50 = C
Grade 51 - 79 = B
Grade 80 - 100 = A

Enter your exam score: 85
Your grade is B.
```
Number Comparison: Task: This program prompts the user to enter two numbers and compares them to determine which one is greater or if they are equal. Sample Output:
```
Enter the first number: 10
Enter the second number: 15
15 is greater than 10.
```
Leap Year Checker: Task: This program prompts the user to enter a year and checks if it's a leap year or not. Sample Output:
```
Enter a year: 2024
2024 is a leap year.
```
Number Sign Checker: Task: This program prompts the user to enter a number and determines whether it's positive, negative, or zero. Sample Output:
```
Enter a number: -7
-7 is a negative number.
```
Vowel Checker: Task: This program prompts the user to enter a character and checks if it's a vowel or a consonant. Sample Output:
```
Enter a character: a
'a' is a vowel.
```
Age Classifier: Task: This program prompts the user to enter their age and classifies them into different age groups. Sample Output:
```
Enter your age: 17
You are a teenager.
```
Odd or Even Checker: Task: This program prompts the user to enter a number and determines whether it's odd or even. Sample Output:
```
Enter a number: 6
6 is an even number.
```
Triangle Type Classifier: Task: This program prompts the user to enter three sides of a triangle and classifies the triangle based on its type. Sample Output:
```
Enter the length of side 1: 5
Enter the length of side 2: 5
Enter the length of side 3: 5
This is an equilateral triangle.
```
Temperature Adviser: Task: This program prompts the user to enter the current temperature and suggests appropriate clothing based on the temperature range. Sample Output:
```
Enter the current temperature (in Celsius): 25
It's warm outside. You can wear a t-shirt.
```
Number Range Checker: Task: This program prompts the user to enter a number and checks if it falls within a specified range. Sample Output:
```
Enter a number: 75
The number 75 falls within the range of 1 to 100.
```