public NodoO(Objetos.Unidad item, int fila, string columna) { this.item = item; izq = der = up = down = top = bottom = null; this.fila = fila; this.columna = columna; }
public NodoO() { item = null; izq = der = up = down = top = bottom = null; fila = 0; columna = ""; }