in c++

Sample input file for 5 students each with 4 scores: 15 4 Sally Smith 88 77 99 66 Adam Ant 85 75 95 65 Betty Boop 96 94 92 90 Freddy Krueger 66 77 55 44 Pepe LePew 87 77 67 57 Write the following functions: read() - modifies: a partial array of students Opens a file called "students.txt" which has the format described above. Note there may be more or less than 5 students, and more or less than 4 scores per student. When the file fails to open, prints "Unable to open input file", sets the number of scores in the partial array to 0, and exits. Otherwise, the function continues. I For each student, reads the first and last names (no spaces) into the partial array of students. for each score, reads the scores into the partial array of scores for the student. When reading is complete, the file is closed. Sample input file for 5 students each with 4 scores: 15 4 Sally Smith 88 77 99 66 Adam Ant 85 75 95 65 Betty Boop 96 94 92 90 Freddy Krueger 66 77 55 44 Pepe LePew 87 77 67 57 Write the following functions: read() - modifies: a partial array of students Opens a file called "students.txt" which has the format described above. Note there may be more or less than 5 students, and more or less than 4 scores per student. When the file fails to open, prints "Unable to open input file", sets the number of scores in the partial array to 0, and exits. Otherwise, the function continues. I For each student, reads the first and last names (no spaces) into the partial array of students. for each score, reads the scores into the partial array of scores for the student. When reading is complete, the file is closed