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Array & Matrix Manipulation Patterns · 1 of 7
Learn the merge sorted array technique starting from the end. Essential for space-efficient array merging in coding interviews.
Access the full theory, code examples, and practice problems.
Start LearningMaster spiral traversal pattern for 2D matrices. Learn to traverse matrices in spiral order for interview problems.
Learn the in-place marking technique to set entire rows and columns to zero efficiently without extra space.
Master the prefix and suffix products technique to calculate product of array except self without division.
Learn to handle carry operations when adding one to a number represented as an array of digits.