Posts
C++ Basics: Subtract Sorted Inventories with Duplicate Counts
Use std::set_difference to remove requested occurrences from a sorted inventory.
November 4, 2026
C++ Basics: Select a Median Without Sorting Every Element
Use std::nth_element to select the middle value of an odd-sized sample.
November 4, 2026
C++ Basics: Rotate a Task List Without Losing Its Order
Move the first two tasks to the end with std::rotate and inspect its return iterator.
November 4, 2026
C++ Basics: Remove the Largest Heap Value in Two Steps
Pair std::pop_heap with pop_back to remove the maximum element from a vector heap.
November 4, 2026
C++ Basics: Order Sequences by Their First Difference
Compare integer paths with std::lexicographical_compare, including prefix cases.
November 4, 2026
C++ Basics: Merge Two Sorted Lists Without Dropping Duplicates
Use std::merge to combine sorted inputs while retaining every occurrence.
November 4, 2026
C++ Basics: Locate the First Broken Sort Order
Use std::is_sorted_until to report where a nondecreasing sequence first stops being sorted.
November 4, 2026
C++ Basics: Group Priority Tasks While Preserving Arrival Order
Use std::stable_partition to put urgent work first without reordering either group.
November 4, 2026
C++ Basics: Find the Whole Run of a Repeated Sorted Key
Use std::equal_range to locate all occurrences of a key in a sorted vector.
November 4, 2026
C++ Basics: Find the First Drop in a Sequence
Apply std::adjacent_find with a predicate to detect a decreasing neighboring pair.
November 4, 2026