Revert "Ejemplos iniciales de Alumno y la Guerra"

This reverts commit aa07ef7af54fb38ea87648df935417c3e8ba2e63.
Revert "Revert "Ejemplos iniciales de Alumno y la Guerra""

This reverts commit 641a304b0aecb589c915e865216c0e1d4a19ab0f.