Problem #PRU-30416

Problemas Álgebra Ecuaciones algebraicas y sistemas de ecuaciones Ecuaciones de orden superior. Ecuaciones polinómicas palindrómicas Ecuaciones de orden superior (otras) Cálculo Números reales Partes entera y fraccionaria. Propiedad arquimediana

Problem

The board has the form of a cross, which is obtained if corner boxes of a square board of 4×4 are erased. Is it possible to go around it with the help of the knight chess piece and return to the original cell, having visited all the cells exactly once?