06. Vowels Sum

РЕШЕНИЕ С IF ELSE:

import java.util.Scanner;

public class VowelsSum {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String word = scanner.nextLine();
        int sum = 0;

        for (int i = 0; i < word.length(); i++) {
            if (word.charAt(i) == 'a') {
                sum += 1;
            } else if (word.charAt(i) == 'e') {
                sum += 2;
            } else if (word.charAt(i) == 'i') {
                sum += 3;
            } else if (word.charAt(i) == 'o') {
                sum += 4;
            } else if (word.charAt(i) == 'u') {
                sum += 5;
            }
        }

         System.out.println(sum);
    }
}

ИЛИ:

import java.util.Scanner;

public class VowelsSum {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String word = scanner.nextLine();
        int sum = 0;

        for (char c :word.toCharArray()) {
            if (c == 'a') {
                sum += 1;
            } else if (c == 'e') {
                sum += 2;
            } else if (c == 'i') {
                sum += 3;
            } else if (c == 'o') {
                sum += 4;
            } else if (c == 'u') {
                sum += 5;
            }
        }

         System.out.println(sum);
    }
}

РЕШЕНИЕ СЪС SWITCH:

import java.util.Scanner;

public class VowelsSum {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String word = scanner.nextLine();
        int sum = 0;

        for (int i = 0; i < word.length(); i++) {
            sum += switch (word.charAt(i)) {
                case 'a' -> 1;
                case 'e' -> 2;
                case 'i' -> 3;
                case 'o' -> 4;
                case 'u' -> 5;
                default -> 0;
            };
        }

        System.out.println(sum);
    }
}

РЕШЕНИЕ С ТЕРНАРЕН ОПЕРАТОР:

import java.util.Scanner;

public class VowelsSum {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String word = scanner.nextLine();
        int sum = 0;

        for (char c : word.toCharArray()) {
            sum +=
                    c == 'a' ? 1 :
                            c == 'e' ? 2 :
                                    c == 'i' ? 3 :
                                            c == 'o' ? 4 :
                                                    c == 'u' ? 5 : 0;
        }

        System.out.println(sum);
    }
}