Fixed ada-hw3
Fixed ada-hw3

rusucosmin/courses,rusucosmin/courses,rusucosmin/courses,rusucosmin/courses,rusucosmin/courses,rusucosmin/courses,rusucosmin/courses,rusucosmin/courses,rusucosmin/courses,rusucosmin/courses,rusucosmin/courses,rusucosmin/courses,rusucosmin/courses,rusucosmin/courses