100 customizable prompt examples for coders:

1. Write a Python function that calculates the factorial of a given number.
2. Create a program in Java to check if a number is prime or not.
3. Implement a function in C++ to reverse a string.
4. Build a JavaScript function to find the maximum element in an array.
5. Write a Python script to count the occurrences of each word in a text file.
6. Create a Java program to sort an array of integers using the bubble sort algorithm.
7. Implement a C++ function to find the GCD (Greatest Common Divisor) of two numbers.
8. Build a JavaScript function to check if a given string is a palindrome.
9. Write a Python script to read data from a CSV file and display it.

10. Create a Java program to calculate the area of a circle given its radius.
11. Implement a C++ function to find the sum of all elements in a 2D array.
12. Build a JavaScript function to shuffle the elements of an array.
13. Write a Python program to generate Fibonacci numbers up to a given limit.
14. Create a Java program to find the factorial of a number using recursion.
15. Implement a C++ function to check if a string is an anagram of another string.
16. Build a JavaScript function to find the average of elements in an array.
17. Write a Python script to convert temperature from Celsius to Fahrenheit.
18. Create a Java program to reverse a linked list.
19. Implement a C++ function to find the length of a given string.

20. Build a JavaScript function to remove duplicates from an array.
21. Write a Python program to find the largest and smallest elements in an array.
22. Create a Java program to perform matrix multiplication.
23. Implement a C++ function to check if a number is a perfect square.
24. Build a JavaScript function to find the index of a given element in an array.
25. Write a Python script to calculate the area of a rectangle given its length and width.
26. Create a Java program to check if a string is a valid palindrome.
27. Implement a C++ function to reverse the order of words in a sentence.
28. Build a JavaScript function to find the intersection of two arrays.
29. Write a Python program to find the factorial of a number using a loop.

30. Create a Java program to find the second largest element in an array.
31. Implement a C++ function to check if a number is a prime palindrome.
32. Build a JavaScript function to find the difference between two dates.
33. Write a Python script to calculate the area of a triangle given its base and height.
34. Create a Java program to implement binary search on a sorted array.
35. Implement a C++ function to find the reverse of a given number.
36. Build a JavaScript function to find the sum of all even numbers in an array.
37. Write a Python program to check if a given number is a power of 2.
38. Create a Java program to find the sum of digits of a number.
39. Implement a C++ function to find the frequency of characters in a string.

40. Build a JavaScript function to check if an array is sorted in ascending order.
41. Write a Python script to find the LCM (Least Common Multiple) of two numbers.
42. Create a Java program to find the largest element in a binary tree.
43. Implement a C++ function to find the first non-repeated character in a string.
44. Build a JavaScript function to find the union of two arrays.
45. Write a Python program to find the sum of all prime numbers up to a given limit.
46. Create a Java program to convert a decimal number to binary.
47. Implement a C++ function to check if a number is a perfect number.
48. Build a JavaScript function to find the average word length in a sentence.
49. Write a Python script to find the common elements between two arrays.

50. Create a Java program to find the frequency of elements in an array.
51. Implement a C++ function to check if a given string is a pangram.
52. Build a JavaScript function to find the product of all elements in an array.
53. Write a Python program to find the area of a trapezoid given its bases and height.
54. Create a Java program to find the sum of the digits of a factorial number.
55. Implement a C++ function to find the number of vowels in a string.
56. Build a JavaScript function to find the difference between two arrays.
57. Write a Python script to check if a given number is an Armstrong number.
58. Create a Java program to reverse a stack using recursion.
59. Implement a C++ function to check if a given string is a palindrome ignoring spaces and punctuation.

60. Build a JavaScript function to find the maximum subarray sum.
61. Write a Python program to find the HCF (Highest Common Factor) of two numbers.
62. Create a Java program to find the sum of the diagonal elements of a matrix
63. Implement a C++ function to find the length of the last word in a string.
64. Build a JavaScript function to find the common elements between multiple arrays.
65. Write a Python script to convert a binary number to decimal.
66. Create a Java program to find the sum of digits of a factorial number using recursion.
67. Implement a C++ function to check if a given number is an abundant number.
68. Build a JavaScript function to find the sum of digits of a given number.
69. Write a Python program to find the area of a parallelogram given its base and height.

70. Create a Java program to find the intersection of two linked lists.
71. Implement a C++ function to find the number of words in a sentence.
72. Build a JavaScript function to find the longest word in a sentence.
73. Write a Python script to find the sum of all odd numbers up to a given limit.
74. Create a Java program to find the kth smallest element in an array using quicksort.
75. Implement a C++ function to check if a given string is a palindrome using recursion.
76. Build a JavaScript function to find the sum of squares of elements in an array.
77. Write a Python program to find the area of a circle given its radius using recursion.
78. Create a Java program to find the sum of digits of a given number using recursion.
79. Implement a C++ function to check if a given number is a power of 3.

80. Build a JavaScript function to find the largest product of two elements in an array.
81. Write a Python script to find the LCM (Least Common Multiple) of multiple numbers.
82. Create a Java program to find the sum of elements in a binary tree using recursion.
83. Implement a C++ function to find the number of digits in a given number.
84. Build a JavaScript function to find the median of elements in an array.
85. Write a Python program to check if a given number is a palindrome using recursion.
86. Create a Java program to find the sum of elements in a linked list using recursion.
87. Implement a C++ function to check if a given string is an anagram using recursion.
88. Build a JavaScript function to find the second largest element in an array without sorting.
89. Write a Python script to find the common elements between multiple arrays.

90. Create a Java program to find the sum of digits of a given number without using loops.
91. Implement a C++ function to check if a given number is a perfect square using recursion.
92. Build a JavaScript function to find the sum of odd numbers in an array without using loops.
93. Write a Python program to find the area of a triangle given its base and height using recursion.
94. Create a Java program to find the largest element in a binary tree without using loops.
95. Implement a C++ function to check if a given string is a palindrome ignoring spaces and cases using recursion.
96. Build a JavaScript function to find the maximum subarray sum without using loops.
97. Write a Python script to convert a binary number to decimal using recursion.
98. Create a Java program to reverse a stack using linked lists.
99. Implement a C++ function to check if a given number is an abundant number using recursion.
100. Build a JavaScript function to find the common elements between multiple arrays without using loops.