Top 50 Problems on Matrix Grid Data Structure

The matrix or grid data structure is the mix of two or more linear structures. In this sheet, you will find the important and industry-level problems. It will help you clear the programming interviews. This coding problem is organized from a basic level to an advanced level.

Following is the range of problems on a matrix in Data Structure and Algorithms ?

Easy Matrix Problems

• Check if a Given Matrix is a Magic Square
• Sort the Given Matrix
• Rotate Matrix Elements
• Print Matrix in Snake Pattern
• Find Maximum Element of Each Row in a Matrix
• Boundary Elements of a Matrix
• Count All Sorted Rows in a Matrix
• Common Elements in All Rows of a Given Matrix
• Efficiently Compute Sums of Diagonals of a Matrix
• Find Whether an Array is a Subset of Another Array

Medium Matrix Problems

• Rotate a Matrix by 90 Degrees
• Rotate a Matrix by 180 Degrees
• Print a Given Matrix in Spiral Form
• Zigzag (or Diagonal) Traversal of Matrix
• Find the Row with Maximum Number of 1s
• Search in a row-wise and column-wise increased matrix
• Find Peak Element in a 2D Matrix
• Mean and Median of a matrix
• Flood Fill Algorithm
• Count All Possible Paths from Top Left to Bottom Right of a m x n Matrix

Hard Matrix Problems

• Rotate a Matrix by 90 Degrees Without Using Extra Space
• Rotate the Matrix Right by K Times
• Maximum Size Rectangle Binary Sub-Matrix with All 1s
• Maximum Size Square Sub-Matrix with All 1s
• largest area rectangular sub-matrix whose sum is equal to k
• Find the Largest Rectangle of 1's with Swapping of Columns Allowed
• Find the Largest Rectangular Area Possible in a Given Histogram
• Minimum Initial Points to Reach Destination
• Matrix Chain Multiplication
• Construct Ancestor Matrix from a Given Binary Tree