Topic: divide-and-conquer-problem / Level: beginner

• 1. Implement binary search on a sorted array.
• 2. Find the maximum and minimum element in an array using divide and conquer.
• 3. Merge two sorted arrays using the divide and conquer technique.
• 4. Count the number of inversions in an array using divide and conquer.
• 5. Find the peak element in an array using the divide and conquer method.
• 6. Solve the closest pair of points problem using divide and conquer.
• 7. Write a program to calculate the power of a number using divide and conquer.
• 8. Sort an array using merge sort.
• 9. Implement quicksort using divide and conquer.
• 10. Find the majority element in an array using divide and conquer.
• 11. Find the largest element in an array using divide and conquer.
• 12. Write a divide and conquer algorithm to count the frequency of an element in a sorted array.
• 13. Implement a solution to find the smallest missing positive integer in a sorted array using divide and conquer.
• 14. Use divide and conquer to check if a given array is sorted.
• 15. Find the index of the first occurrence of a number in a sorted array using binary search.
• 16. Implement a divide and conquer solution to find the square root of a number.
• 17. Solve the problem of counting occurrences of a number in a sorted array using divide and conquer.
• 18. Implement binary search to find the rotation point in a rotated sorted array.
• 19. Write a divide and conquer algorithm to find the smallest element in a rotated sorted array.
• 20. Use divide and conquer to find if two arrays are identical.
• 21. Implement a divide and conquer approach to find the fixed point in an array where arr[i] = i.
• 22. Write a divide and conquer algorithm to find the maximum difference between two elements in an array.
• 23. Implement binary search to find the floor of a given number in a sorted array.
• 24. Solve the problem of finding the ceiling of a number in a sorted array using divide and conquer.
• 25. Find the peak element in a bitonic array using divide and conquer.
• 26. Write a divide and conquer algorithm to find the smallest element in a bitonic array.
• 27. Implement a divide and conquer solution to calculate the greatest common divisor (GCD) of two numbers.
• 28. Find the count of elements smaller than a given value in a sorted array using divide and conquer.
• 29. Implement a divide and conquer algorithm to find the first bad version in a version control system.
• 30. Use binary search to check if a given number is a perfect square.
• 31. Write a divide and conquer algorithm to find the position of an element in an infinite sorted array.
• 32. Implement binary search to find the missing number in a sorted array of consecutive integers.
• 33. Use divide and conquer to merge two binary search trees into one.
• 34. Find the longest common prefix of an array of strings using divide and conquer.
• 35. Implement a divide and conquer approach to solve the problem of finding the majority element in an array.
• 36. Solve the problem of finding the smallest element greater than or equal to a given value in a sorted array using divide and conquer.
• 37. Implement binary search to find the last occurrence of a number in a sorted array.
• 38. Write a divide and conquer algorithm to find the largest rectangle in a histogram.
• 39. Implement a solution to find the first missing positive number in a sorted array using divide and conquer.
• 40. Use divide and conquer to find the intersection of two sorted arrays.
• 41. Implement a divide and conquer solution to find the union of two sorted arrays.
• 42. Write a divide and conquer algorithm to find the closest pair of elements in two sorted arrays.
• 43. Find the maximum sum of a subarray using divide and conquer.
• 44. Implement a divide and conquer algorithm to solve the problem of counting all pairs with a given sum in two sorted arrays.
• 45. Write a divide and conquer approach to find the kth largest element in a sorted array.
• 46. Implement binary search to find the number of occurrences of a number in a sorted array.
• 47. Use divide and conquer to find if a number exists in a sorted matrix.
• 48. Solve the problem of merging overlapping intervals using divide and conquer.
• 49. Write a divide and conquer algorithm to find the minimum element in a rotated sorted array.
• 50. Implement a divide and conquer approach to find the kth smallest element in a union of two sorted arrays.

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• Intermediate
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