a = 10
b = 20
a = 20
b = 10
The test case is not correct.
I cleaned up the test.
duplicate of 262
swap algorithm without auxiliary variables
Who Has the Most Change?
Swap the first and last columns
Sorted highest to lowest?
Basics: 'Find the eigenvalues of given matrix
Find 100 from a Matrix and Replace With 0 with less computation time
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