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- using System;
- namespace homeworkforloop
- {
- class Program
- {
- static void Main(string[] args)
- {
- int students = int.Parse(Console.ReadLine());
- var studentBest = 0.0;
- var studentGood = 0.0;
- var studentAverage = 0.0;
- var studentFailed = 0.0;
- var gradeBest = 0.0;
- var gradeGood = 0.0;
- var gradeAverage = 0.0;
- var gradeFailed = 0.0;
- for (int i = 1; i <= students; i++)
- {
- double grade = double.Parse(Console.ReadLine());
- if (grade >= 5.00)
- {
- studentBest++;
- gradeBest += grade;
- }
- else if (grade >= 4.00)
- {
- studentGood++;
- gradeGood += grade;
- }
- else if (grade >= 3.00)
- {
- studentAverage++;
- gradeAverage += grade;
- }
- else
- {
- studentFailed++;
- gradeFailed += grade;
- }
- }
- var averageGrade = (gradeAverage + gradeBest + gradeFailed + gradeGood) / students;
- var bestPercent = studentBest / students * 100.0;
- var goodPercent = studentGood / students * 100.0;
- var averagePercent = studentAverage / students * 100.0;
- var failedPercent = studentFailed / students * 100.0;
- Console.WriteLine($"Top students: {bestPercent:f2}%");
- Console.WriteLine($"Between 4.00 and 4.99: {goodPercent:f2}%");
- Console.WriteLine($"Between 3.00 and 3.99: {averagePercent:f2}%");
- Console.WriteLine($"Fail: {failedPercent:f2}%");
- Console.WriteLine($"Average: {averageGrade:f2}");
- }
- }
- }
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