2. (30 points) A list of 35 exam scores is given in the file scores.txt. Write a program that determines how many grades are between 0 and 19 , between 20 and 39 , between 40 and 59 , between 60 and 79 , between 80 and 100 , and finally teh class overall score. The results should be displayed in the following form: Grades between 0 and 19: 2 students Grades between 20 and 39: 4 students Class overall is 69. SOLVE WITH GNU OCTAVE PLEASE