Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1.
Example...
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A résolu
remove single elements
Given a vector of integers, remove the elements that have appeared only once. The output elements should be in exact order as th...
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A résolu
Times 2 - START HERE
Try out this test problem first.
Given the variable x as your input, multiply it by two and put the result in y.
Examples:...