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- using System;
- namespace SortFilterMinMax
- {
- class Program
- {
- static void Main(string[] args)
- {
- string[] cities = new string[3];
- InputStringArray(cities);
- Console.WriteLine("---------- I am sorting ------");
- SortStringArray(cities);
- OutpuStringArray(cities);
- Console.WriteLine("------------- I am filtering ----------------");
- OutpuStringArray(FilterStringArray(cities, 'P'));
- int[] intArray = new int[10];
- Console.WriteLine("------------- I am entering the numbers-------------");
- // InputIntArray(intArray);
- SeedIntArray(intArray, 2, 100);
- OutpuIntArray(intArray);
- Console.Write("The max element is: ");
- Console.WriteLine(MaxIntArray(intArray));
- Console.WriteLine(MinIntArray(intArray));
- }
- public static void InputStringArray(string[] array)
- {
- for (int i = 0; i < array.Length; i++)
- {
- Console.Write("Please enter element[{0}]: ", i);
- array[i] = Console.ReadLine();
- }
- }
- public static void SortStringArray(string[] array)
- {
- string swap;
- for (int i = 0; i < array.Length; i++)
- {
- for (int j = i + 1; j < array.Length; j++)
- {
- if (String.Compare(array[i], array[j]) > 0)
- {
- swap = array[i];
- array[i] = array[j];
- array[j] = swap;
- }
- }
- }
- }
- public static void OutpuStringArray(string[] array)
- {
- for (int i = 0; i < array.Length; i++)
- {
- Console.WriteLine(array[i]);
- }
- }
- public static string[] FilterStringArray(string[] array, char firstLetter) {
- string[] filterdArray = new string[array.Length];
- int counter = 0;
- for (int i = 0; i < array.Length; i++)
- {
- if (array[i][0] == firstLetter)
- {
- filterdArray[counter] = array[i];
- counter++;
- }
- }
- return filterdArray;
- }
- public static void InputIntArray(int[] array)
- {
- for (int i = 0; i < array.Length; i++)
- {
- Console.Write("Please enter element[{0}]: ", i);
- array[i] = int.Parse(Console.ReadLine());
- }
- }
- public static void OutpuIntArray(int[] array)
- {
- for (int i = 0; i < array.Length; i++)
- {
- Console.WriteLine(array[i]);
- }
- }
- public static int MaxIntArray(int[] array)
- {
- int max = array[0];
- for (int i = 0; i < array.Length; i++)
- {
- if (max < array[i])
- {
- max = array[i];
- }
- }
- return max;
- }
- public static int MinIntArray(int[] array)
- {
- int min = array[0];
- for (int i = 0; i < array.Length; i++)
- {
- if (min > array[i])
- {
- min = array[i];
- }
- }
- return min;
- }
- public static void SeedIntArray(int[] array, int min, int max)
- {
- Random randomGen = new Random();
- for (int i = 0; i < array.Length; i++)
- {
- array[i] = randomGen.Next(min, max);
- }
- }
- }
- }
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