
import java.util.Scanner;

public class Main {
    static Scanner sc = new Scanner(System.in);
    static String arr ="abcdefghijklmnopqrstuvwxyz";
    static char alArr[] = arr.toCharArray();
    public static void main(String[] args) {
        String str = "";
        while (sc.hasNext()){
            String aa =  sc.next();
            str += aa;
        }
        str = str.toLowerCase();
        char strarr[] = str.toCharArray();
        for (int i = 0; i < arr.length(); i++){
            int count = 0;
            for (int j = 0; j < str.length(); j++){
                if(strarr[j]==alArr[i]){
                     count++;
                 }
            }
            System.out.println(alArr[i] + " : " + count);
        }
    }
}
 import java.util.Scanner; Scanner java.util public class Main {
    static Scanner sc = new Scanner(System.in);
    static String arr ="abcdefghijklmnopqrstuvwxyz";
    static char alArr[] = arr.toCharArray();
    public static void main(String[] args) {
        String str = "";
        while (sc.hasNext()){
            String aa =  sc.next();
            str += aa;
        }
        str = str.toLowerCase();
        char strarr[] = str.toCharArray();
        for (int i = 0; i < arr.length(); i++){
            int count = 0;
            for (int j = 0; j < str.length(); j++){
                if(strarr[j]==alArr[i]){
                     count++;
                 }
            }
            System.out.println(alArr[i] + " : " + count);
        }
    }
} Main static Scanner sc = new Scanner(System.in); sc new Scanner(System.in) static String arr ="abcdefghijklmnopqrstuvwxyz"; arr "abcdefghijklmnopqrstuvwxyz" static char alArr[] = arr.toCharArray(); alArr arr.toCharArray() arr.toCharArray arr public static void main(String[] args) {
        String str = "";
        while (sc.hasNext()){
            String aa =  sc.next();
            str += aa;
        }
        str = str.toLowerCase();
        char strarr[] = str.toCharArray();
        for (int i = 0; i < arr.length(); i++){
            int count = 0;
            for (int j = 0; j < str.length(); j++){
                if(strarr[j]==alArr[i]){
                     count++;
                 }
            }
            System.out.println(alArr[i] + " : " + count);
        }
    } main {
        String str = "";
        while (sc.hasNext()){
            String aa =  sc.next();
            str += aa;
        }
        str = str.toLowerCase();
        char strarr[] = str.toCharArray();
        for (int i = 0; i < arr.length(); i++){
            int count = 0;
            for (int j = 0; j < str.length(); j++){
                if(strarr[j]==alArr[i]){
                     count++;
                 }
            }
            System.out.println(alArr[i] + " : " + count);
        }
    } String str = ""; str "" while (sc.hasNext()){
            String aa =  sc.next();
            str += aa;
        } sc.hasNext() sc.hasNext sc {
            String aa =  sc.next();
            str += aa;
        } String aa =  sc.next(); aa sc.next() sc.next sc str += aa str aa str = str.toLowerCase() str str.toLowerCase() str.toLowerCase str char strarr[] = str.toCharArray(); strarr str.toCharArray() str.toCharArray str for (int i = 0; i < arr.length(); i++){
            int count = 0;
            for (int j = 0; j < str.length(); j++){
                if(strarr[j]==alArr[i]){
                     count++;
                 }
            }
            System.out.println(alArr[i] + " : " + count);
        } int i = 0; int i = 0; i 0 i < arr.length() i arr.length() arr.length arr i++ i++ i {
            int count = 0;
            for (int j = 0; j < str.length(); j++){
                if(strarr[j]==alArr[i]){
                     count++;
                 }
            }
            System.out.println(alArr[i] + " : " + count);
        } {
            int count = 0;
            for (int j = 0; j < str.length(); j++){
                if(strarr[j]==alArr[i]){
                     count++;
                 }
            }
            System.out.println(alArr[i] + " : " + count);
        } int count = 0; count 0 for (int j = 0; j < str.length(); j++){
                if(strarr[j]==alArr[i]){
                     count++;
                 }
            } int j = 0; int j = 0; j 0 j < str.length() j str.length() str.length str j++ j++ j {
                if(strarr[j]==alArr[i]){
                     count++;
                 }
            } {
                if(strarr[j]==alArr[i]){
                     count++;
                 }
            } if(strarr[j]==alArr[i]){
                     count++;
                 } strarr[j]==alArr[i] strarr[j] strarr j alArr[i] alArr i {
                     count++;
                 } count++ count System.out.println(alArr[i] + " : " + count) System.out.println System.out System System.out alArr[i] + " : " + count alArr[i] + " : " + count alArr[i] alArr i " : " count String[] args args public class Main {
    static Scanner sc = new Scanner(System.in);
    static String arr ="abcdefghijklmnopqrstuvwxyz";
    static char alArr[] = arr.toCharArray();
    public static void main(String[] args) {
        String str = "";
        while (sc.hasNext()){
            String aa =  sc.next();
            str += aa;
        }
        str = str.toLowerCase();
        char strarr[] = str.toCharArray();
        for (int i = 0; i < arr.length(); i++){
            int count = 0;
            for (int j = 0; j < str.length(); j++){
                if(strarr[j]==alArr[i]){
                     count++;
                 }
            }
            System.out.println(alArr[i] + " : " + count);
        }
    }
} public class Main {
    static Scanner sc = new Scanner(System.in);
    static String arr ="abcdefghijklmnopqrstuvwxyz";
    static char alArr[] = arr.toCharArray();
    public static void main(String[] args) {
        String str = "";
        while (sc.hasNext()){
            String aa =  sc.next();
            str += aa;
        }
        str = str.toLowerCase();
        char strarr[] = str.toCharArray();
        for (int i = 0; i < arr.length(); i++){
            int count = 0;
            for (int j = 0; j < str.length(); j++){
                if(strarr[j]==alArr[i]){
                     count++;
                 }
            }
            System.out.println(alArr[i] + " : " + count);
        }
    }
} Main

import java.util.Scanner;

public class Main {
    static Scanner sc = new Scanner(System.in);
    static String arr ="abcdefghijklmnopqrstuvwxyz";
    static char alArr[] = arr.toCharArray();
    public static void main(String[] args) {
        String str = "";
        while (sc.hasNext()){
            String aa =  sc.next();
            str += aa;
        }
        str = str.toLowerCase();
        char strarr[] = str.toCharArray();
        for (int i = 0; i < arr.length(); i++){
            int count = 0;
            for (int j = 0; j < str.length(); j++){
                if(strarr[j]==alArr[i]){
                     count++;
                 }
            }
            System.out.println(alArr[i] + " : " + count);
        }
    }
}

