C# Python
using System;
class Program
{
static void Main()
{
int[] grades = new int[10];
grades[0] = 90;
grades[1] = 85;
grades[2] = 95;
grades[3] = 80;
grades[4] = 92;
grades[5] = 87;
grades[6] = 93;
grades[7] = 89;
grades[8] = 86;
grades[9] = 91;
Console.WriteLine("All Grades:");
for (int i = 0; i < grades.Length; i++)
{
Console.WriteLine(grades[i]);
}
int sum = 0;
for (int i = 0; i < grades.Length; i++)
{
sum += grades[i];
}
double average = (double)sum / grades.Length;
Console.WriteLine("Average Grade: " + average);
int maxGrade = grades[0];
for (int i = 1; i < grades.Length; i++)
{
if (grades[i] > maxGrade)
{
maxGrade = grades[i];
}
}
Console.WriteLine("Highest Grade: " + maxGrade);
int minGrade = grades[0];
for (int i = 1; i < grades.Length; i++)
{
if (grades[i] < minGrade)
{
minGrade = grades[i];
}
}
Console.WriteLine("Lowest Grade: " + minGrade);
}
}