Problem 2351. Replace Nonzero Numbers with 1

 Input  x =  [ 1 2 0 0 0
               0 0 5 0 0 
               2 7 0 0 0
               0 6 9 3 3 ]

 Output y is [ 1 1 0 0 0
               0 0 1 0 0 
               1 1 0 0 0
               0 1 1 1 1 ]

Solution Comments

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