Hay cruces

Program a function @hay_cruces(M)@ which, given an array of dimensions $fil * col$ (for $fil, col \geq 3$) whose elements are "-" and "*", returns True when there is at least one cross. A cross is a pattern:

-*-

***

-*-

Sample session

Problem information

Author: InfBesos

Generation: 2026-01-25T17:43:44.572Z

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