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Problem 1227. Generate a random matrix A of (1,-1)

Created by Alex P.

Input n: is an positive integer which serves as the dimension of the matrix A;

Output: A=(Aij),where each entry Aij is either 1 or -1 which is generated randomly.

For n<1 the function should deliver an empty matrix.

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Solution Statistics

95 correct solutions 58 incorrect solutions
Last solution submitted on Aug 27, 2014