variantion https://leetcode.com/problems/merge-k-sorted-lists/\nbut instead of the linked lists you should merge the matrix rows (numbers in rows are sorted)\n```\npublic int[] mergeSortedArrays(int[][] a) {\n        //....\n}\n```\n\nsolved the problem successfully\nplease, pay attention, you won\'t get exact leetcode problems but their variantions. hence it is essential to understand the concepts.

variantion https://leetcode.com/problems/merge-k-sorted-lists/\nbut instead of the linked lists you should merge the matrix rows (numbers in rows are sorted)\n\