Question: Write a C++ program that reads in a series of test scores. If the test score is >= 90 && , = 80 but <
Write a C++ program that reads in a series of test scores.
If the test score is >= 90 && , <= 100;
print the letter grade 'A'.
If the score is >= 80 but < 90,
print the letter grade 'B'.
if the tsest score is >= 70 and < 80,
print the letter grade 'C'.
If the test score is >= 60 but < 70
print the letter grade 'D'
If the test score is < 60
print the letter grade 'F'.
Print the score and the corresponding grade.
Determine and print the max score,
the min score, the average score,
and the number of tests.
Terminate on a negative test score.
indata file :
57
75
69
87
35
26
88
86
45
55
93
68
78
62
95
75
79
82
84
86
91
32
23
85
87
94
83
81
76
77
56
77
60
40
45
59
57
63
65
88
57
55
89
90
94
79
78
85
88
84
74
47
90
92
94
80
89
56
75
80
85
86
79
72
-1
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