Topic: queue-problem / Level: beginner

• 51. Write a program to create a queue of strings and print them.
• 52. Write a program to find the frequency of elements in a queue.
• 53. Write a program to remove all occurrences of a specific element from the queue.
• 54. Write a program to reverse every k elements of a queue.
• 55. Write a program to rotate the elements of a queue to the left.
• 56. Write a program to rotate the elements of a queue to the right.
• 57. Write a program to check if a queue is sorted.
• 58. Write a program to split a queue into two queues.
• 59. Write a program to implement a ticket counter using a queue.
• 60. Write a program to implement a bank queue.
• 61. Write a program to find if two queues are circularly equivalent.
• 62. Write a program to implement a queue that supports max operations.
• 63. Write a program to print all permutations of elements in a queue.
• 64. Write a program to remove the last element from a queue.
• 65. Write a program to implement a queue using only one stack.
• 66. Write a program to determine if a queue is a rotation of another queue.
• 67. Write a program to find the longest increasing subsequence in a queue.
• 68. Write a program to print the first non-repeating character in a queue.
• 69. Write a program to sort a queue using another queue.
• 70. Write a program to check if a queue can be represented as a binary tree.
• 71. Write a program to find the total number of operations performed on a queue.
• 72. Write a program to implement a circular queue using linked lists.
• 73. Write a program to find the sum of the first n natural numbers using a queue.
• 74. Write a program to find the intersection of two queues.
• 75. Write a program to check if a queue is empty using a stack.
• 76. Write a program to find the number of unique elements in a queue.
• 77. Write a program to implement a simple job scheduler using a queue.
• 78. Write a program to determine the minimum time required to complete tasks in a queue.
• 79. Write a program to implement a queue that can retrieve the maximum element.
• 80. Write a program to find the frequency of each element in a queue.
• 81. Write a program to implement a queue for a multiplayer game lobby.
• 82. Write a program to track the last accessed elements in a queue.
• 83. Write a program to find the number of elements greater than a specific value in a queue.
• 84. Write a program to simulate the processing of requests in a web server using a queue.
• 85. Write a program to find the longest palindrome subsequence in a queue.
• 86. Write a program to implement a queue for managing tasks in a project.
• 87. Write a program to generate the first n Fibonacci numbers using a queue.
• 88. Write a program to determine the size of the largest subsequence in a queue.
• 89. Write a program to implement a queue for managing print jobs.
• 90. Write a program to implement a round-robin scheduling algorithm using a queue.
• 91. Write a program to determine if a queue can be rearranged to form another queue.
• 92. Write a program to implement a queue using deque operations.
• 93. Write a program to find the most frequently occurring element in a queue.
• 94. Write a program to implement a waiting list using a queue.
• 95. Write a program to reverse the order of elements in a queue.
• 96. Write a program to count the total number of items in a queue.
• 97. Write a program to find the first element that occurs more than once in a queue.
• 98. Write a program to check if a queue is full using a boolean flag.
• 99. Write a program to check if a queue is a subsequence of another queue.
• 100. Write a program to determine the maximum size of the queue during operations.

• More Levels

• Intermediate
• Advanced