**1. Write a Java method to find the smallest number among three numbers**

**2. Write a Java method to compute the average of three numbers**

**3. Write a Java method to display the middle character of a string**

**4. Write a Java method to count all vowels in a string**

**5. Write a Java method to count all words in a string**

**6. Write a Java method to compute the sum of the digits in an integer**

**7. Write a Java method to display the first 50 pentagonal numbers**

**8. Write a Java method to compute the future investment value at a given interest rate for a specified number of years**

**9. Write a Java method to create the area of a pentagon**

**10. Write a Java program to round a float number to specified decimals**

**11. Write a Java program to count the absolute distinct value in an array**

**12. Write a Java program to convert an integer value to absolute value**

**13. Write a Java program to convert a float value to absolute value**

**14. Write a Java program to accept a float value of number and return a rounded float value
**

**15. Write a Java program to accept two integers and return true if the either one is 15 or if their sum or difference is 15**

**16. Write a Java program to count the number of prime numbers less than a given positive number**

**17. Write a Java program to find the length of the longest sequence of zeros in binary representation of an integer**

**18. Write a Java program to multiply two integers without using multiplication, division, bitwise operators, and loops**

**19. Write a Java program to calculate power of a number without using multiplication(*) and division(/) operators**

**20. Write a Java program to check if a given number is Fibonacci number or not**

**21. Write a Java program to print all prime factors of a given number**

**22. Write a Java program to convert Roman number to an integer number**

**23. Write a Java program to Convert radian to a degree using library method**

**24. Write a Java program to Demonstrate the Math.multiplyExact() method**

**25. Write a Java program to Demonstrate the Math.subtractExact() method**

**26. Write a Java program to Demonstrate the Math.floorDiv() method**

**27. Write a Java program to Demonstrate the Math.copySign() method**

**28. Write a Java program to Perform the ceiling operation on the decimal number using the library method**

**29. Write a Java program to Round off the decimal number using the library method**

**30. Write a Java program to Find the sign of given number using library method**

**31. Write a Java program to Find the largest number between two numbers using the library method
**

**32. Write a Java program to Find the smallest number between two numbers using the library method**

**33. Write a Java program to Find the absolute value of a number using library method**

**34. Write a Java program to Find the cube root of a number using library method**

**35. Write a Java program to Find the hyperbolic tangent of an angle**

**36. Write a Java program to Find the hyperbolic cosine of an angle**

**37. Write a Java program to Find the hyperbolic sine of an angle**

**38. Write a Java program to Find the trigonometric arc tangent of an angle**

**39. Write a Java program to Find the trigonometric arc cosine of an angle**

**40. Write a Java program to Find the trigonometric arc sine of an angle**

**41. Write a Java program to Find the trigonometric tangent of an angle**

**42. Write a Java program to Find the trigonometric cosine of an angle**

**43. Write a Java program to Find the trigonometric sine of an angle**

**44. Write a Java program to Convert degree to radian using library method**

**45. Write a Java program to Find the logarithmic value of a Number**

**46. Write a Java program to Calculate area of Hexagon**

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