Adjacency matrix of an undirected graph is given. Return the number of connected components in the graph.
Test case 2 matrix is not symmetrical. Can't be the adjacency matrix of an undirected graph.
yes.. fixed it
Make a Palindrome Number
Given an unsigned integer x, find the largest y by rearranging the bits in x
Least common multiple of many numbers
Better bullseye matrix
Who is the baby and who is the daddy in this family?
Integer sequence - 2 : Kolakoski sequence
remove single elements
Fermat's last theorem - again
Neither minima nor maxima
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