Matrix Search
Given a two-dimensional integer matrix, where every row and column is sorted in ascending order, find the kth (0-indexed) smallest number.
Coding Exercise Posts - page 10 of 43
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Matrix Search Sequel
Given a two-dimensional integer matrix, where every row and column is sorted in ascending order, return whether an integer target exists in the matrix.
Lexicographically Smallest String of Distance K
A distance of a lowercase alphabet character is defined to be its index (1-indexed) in the alphabet. For example "a" is 1, "b" is 2 and "z" is 26. The distan...
Largest Square Submatrix
Given a two-dimensional integer matrix, return the area of the largest square of 1 s.
Largest Square Matrix with Same Value
Given a two-dimensional list of integers matrix, find the largest k × k submatrix such that all of its elements are the same value, and return the k.
IP Address Combinations
Given a string of digits ip, generate all possible valid IP address combinations and return them in sorted order.
Dropped Sensor Metric
You are given two lists of integers a and b representing sensor metrics. Each list contains unique integers and a ≠ b. One of the lists contains accurate sen...
Delete Characters to Equalize Strings
Given two lowercase alphabet strings a and b, consider an operation where we delete any character in either string. Return the minimum number of operations r...
Cycle Detection in a Matrix
You are given a two-dimensional list of integers matrix. Return whether you can start from some cell, move adjacent to neighboring cells (up, down, left, rig...
Count Square Submatrices
Given a two-dimensional list of integers matrix containing 1s and 0s, return the total number of square submatrices with all 1 s.
Add Binary Numbers
Given two strings a and b that represent binary numbers, add them and return their sum, also as a string.
0-1 Knapsack
You are given two lists of integers weights and values which have the same length and an integer capacity. weights[i] and values[i] represent the weight and ...