Results constructor
Results()
Implementation
Results(this.numLesson, this.lessonName, this.teacherName, this.typeLesson,
this.countHours, this.remainsHours, this.endingDate, this.percentage);
Results(this.numLesson, this.lessonName, this.teacherName, this.typeLesson,
this.countHours, this.remainsHours, this.endingDate, this.percentage);