56 lines
2.0 KiB
Python
56 lines
2.0 KiB
Python
# define lists for all required data
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student_names = []
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test_1_marks = []
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test_2_marks = []
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test_3_marks = []
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total_marks = []
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# define number of students to record data for
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number_of_students = 30
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# define variable for storing total marks gained by all students overall
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sum = 0
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# function for prompting user for input, then checking it against conditions
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def getMark(test_number, student_index, max_mark):
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# keep asking for the mark until a valid mark is entered
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mark = None
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while not mark:
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# ask for mark of given student, for given test number
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mark = input("%s test %d mark: " % (student_names[student_index], test_number))
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# check if mark is given and that it's numeric
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if (mark and mark.isnumeric()):
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# check mark is in acceptable range of values
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if (int(mark) < 0 or int(mark) > max_mark):
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mark = None
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else:
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mark = None
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# if input is invalid, print error message
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if not mark:
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print("Invalid input. Please enter a number between 0 and %d." % max_mark)
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# return mark
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return int(mark)
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# do this for all students
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for i in range(number_of_students):
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# retrieve and store student's name
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student_names.append(input("Name: "))
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# do this for all students
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for i in range(number_of_students):
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# retrieve and store student's test marks
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# test #1 has a max mark of 20
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test_1_marks.append(getMark(1, i, 20))
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# test #2 has a max mark of 25
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test_2_marks.append(getMark(2, i, 25))
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# test #3 has a max mark of 35
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test_3_marks.append(getMark(3, i, 35))
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# record student's total marks
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total_marks.append(test_1_marks[i] + test_2_marks[i] + test_3_marks[i])
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# add student's total marks to sum of all marks gained by all students overall
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sum += total_marks[-1]
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# print each student's total marks
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for i in range(number_of_students):
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print("%s: %d" % (student_names[i], total_marks[i]))
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# print average total for all students
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print("Average total: %.2f" % (sum / 30)) |