zadachiProg

////////////////////////////ПЪРВА///////////////////////////
package Prog.Homework02;

import java.util.Arrays;
import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.Scanner;

public class Zadacha1 {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String[] arr = scan.nextLine().split(" ");
        int n = scan.nextInt();

        for (int i = 0; i <= n; i++) {
            String command = scan.nextLine();
            //Reverse
            if (command.equalsIgnoreCase("reverse")) {
                Collections.reverse(Arrays.asList(arr));
            }

            //Distinct
            if (command.equalsIgnoreCase("distinct")) {
                LinkedHashSet<String> set = new LinkedHashSet<>(Arrays.asList(arr));
                arr = set.toArray(new String[]{});
            }

            //Replace
            if (command.contains("Replace")) {
                arr[Integer.parseInt(String.valueOf(command.charAt(8)))] = command.substring(10);
            }
        }

        System.out.println(Arrays.toString(arr));
    }
}
////////////////////////////////////////////Втора//////////////////////////////////////////
package Prog.Homework02;

import java.util.HashMap;
import java.util.Scanner;

public class Zadacha2 {
    public static void main(String[] args) {
        char[] arr = "abcdefghijklmnopqrstuvwxyz".toCharArray();
        Scanner scan = new Scanner(System.in);
        String input = scan.nextLine();
        HashMap<Character, Integer> map = new HashMap();

        for (int i = 0; i < arr.length; i++) {
            map.put(arr[i], i);
        }

        for (int i = 0; i < input.length(); i++) {
            System.out.println(input.charAt(i) + " -> " + map.get(input.charAt(i)));
        }
    }
}
/////////////////////////////////ТРЕТА/////////////////////////////////////////
package Prog.Homework02;

import java.util.Scanner;

public class Zadacha3 {
    public static void main(String[] args) {

        Scanner scan = new Scanner(System.in);
        String[] input = scan.nextLine().split(" ");

        int min = Integer.MAX_VALUE;
        int max = Integer.MIN_VALUE;
        double sum =0;
        double avg = 0;



        for (int i = 0; i < input.length; i++) {
            int curSum = Integer.parseInt(input[i]);
            sum+=curSum;
            if (curSum > max){
                max = curSum;
            }
            if(curSum<min){
                min = curSum;
            }

        }
        avg = sum/input.length;
        System.out.println("Min = " + min);
        System.out.println("Max = " + max);
        System.out.println("Sum = " + sum);
        System.out.printf("Average = %.2f",avg);
    }
}