Denis Dimchev 24/01/2020 ES 39

package com.company;

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
	Scanner input = new Scanner(System.in);
	char[] index = {'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z','A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'};
	char[] numIndex = {'0','9','8','7','6','5','4','3','2','1'};
	String parola = input.nextLine();
	int sizeWord = parola.length();
	int sizeArray = index.length;
	int sizeNumArray = numIndex.length;
        int numeri =0;
        int lettere =0;

    for(int j=0;j<sizeArray;j++) {
        for (int i = 0; i < sizeWord; i++) {
        if(parola.charAt(i) == index[j]) {
            lettere++;
        }
        }
    }
        for(int j=0;j<sizeNumArray;j++) {
            for (int i = 0; i < sizeWord; i++) {
                if (parola.charAt(i) == numIndex[j]) {
                    numeri++;
                }
            }
        }
        System.out.println("Le lettere sono " + lettere);
        System.out.println("I numeri sono " + numeri);
    }
}