import java.util.Scanner;

public class Main {
    public static void main(String[] args){
        Scanner scanner = new Scanner(System.in);

        int[] count = new int[26];
        char[] alpha = {'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'};

        StringBuilder input = new StringBuilder();

        while(scanner.hasNextLine()){
            String x = scanner.nextLine();
            if(x.length() == 0){
                break;
            }
            input.append(x);
        }



        char[] text = input.toString().toLowerCase().toCharArray();

        for(char txt : text){
            for(int i = 0; i < alpha.length; i++){
                if(txt == alpha[i]){
                    count[i]++;
                }
            }
        }

        for(int i = 0; i < alpha.length; i++){
            System.out.println(alpha[i] + " : " + count[i]);
        }

        scanner.close();
    }
}
 import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args){
        Scanner scanner = new Scanner(System.in);

        int[] count = new int[26];
        char[] alpha = {'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'};

        StringBuilder input = new StringBuilder();

        while(scanner.hasNextLine()){
            String x = scanner.nextLine();
            if(x.length() == 0){
                break;
            }
            input.append(x);
        }



        char[] text = input.toString().toLowerCase().toCharArray();

        for(char txt : text){
            for(int i = 0; i < alpha.length; i++){
                if(txt == alpha[i]){
                    count[i]++;
                }
            }
        }

        for(int i = 0; i < alpha.length; i++){
            System.out.println(alpha[i] + " : " + count[i]);
        }

        scanner.close();
    }
} Main public static void main(String[] args){
        Scanner scanner = new Scanner(System.in);

        int[] count = new int[26];
        char[] alpha = {'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'};

        StringBuilder input = new StringBuilder();

        while(scanner.hasNextLine()){
            String x = scanner.nextLine();
            if(x.length() == 0){
                break;
            }
            input.append(x);
        }



        char[] text = input.toString().toLowerCase().toCharArray();

        for(char txt : text){
            for(int i = 0; i < alpha.length; i++){
                if(txt == alpha[i]){
                    count[i]++;
                }
            }
        }

        for(int i = 0; i < alpha.length; i++){
            System.out.println(alpha[i] + " : " + count[i]);
        }

        scanner.close();
    } main {
        Scanner scanner = new Scanner(System.in);

        int[] count = new int[26];
        char[] alpha = {'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'};

        StringBuilder input = new StringBuilder();

        while(scanner.hasNextLine()){
            String x = scanner.nextLine();
            if(x.length() == 0){
                break;
            }
            input.append(x);
        }



        char[] text = input.toString().toLowerCase().toCharArray();

        for(char txt : text){
            for(int i = 0; i < alpha.length; i++){
                if(txt == alpha[i]){
                    count[i]++;
                }
            }
        }

        for(int i = 0; i < alpha.length; i++){
            System.out.println(alpha[i] + " : " + count[i]);
        }

        scanner.close();
    } Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) int[] count = new int[26]; count new int[26] 26 char[] alpha = {'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'}; alpha {'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' StringBuilder input = new StringBuilder(); input new StringBuilder() while(scanner.hasNextLine()){
            String x = scanner.nextLine();
            if(x.length() == 0){
                break;
            }
            input.append(x);
        } scanner.hasNextLine() scanner.hasNextLine scanner {
            String x = scanner.nextLine();
            if(x.length() == 0){
                break;
            }
            input.append(x);
        } String x = scanner.nextLine(); x scanner.nextLine() scanner.nextLine scanner if(x.length() == 0){
                break;
            } x.length() == 0 x.length() x.length x 0 {
                break;
            } break; input.append(x) input.append input x char[] text = input.toString().toLowerCase().toCharArray(); text input.toString().toLowerCase().toCharArray() input.toString().toLowerCase().toCharArray input.toString().toLowerCase() input.toString().toLowerCase input.toString() input.toString input for(char txt : text){
            for(int i = 0; i < alpha.length; i++){
                if(txt == alpha[i]){
                    count[i]++;
                }
            }
        } char txt text {
            for(int i = 0; i < alpha.length; i++){
                if(txt == alpha[i]){
                    count[i]++;
                }
            }
        } {
            for(int i = 0; i < alpha.length; i++){
                if(txt == alpha[i]){
                    count[i]++;
                }
            }
        } for(int i = 0; i < alpha.length; i++){
                if(txt == alpha[i]){
                    count[i]++;
                }
            } int i = 0; int i = 0; i 0 i < alpha.length i alpha.length alpha alpha.length i++ i++ i {
                if(txt == alpha[i]){
                    count[i]++;
                }
            } {
                if(txt == alpha[i]){
                    count[i]++;
                }
            } if(txt == alpha[i]){
                    count[i]++;
                } txt == alpha[i] txt alpha[i] alpha i {
                    count[i]++;
                } count[i]++ count[i] count i for(int i = 0; i < alpha.length; i++){
            System.out.println(alpha[i] + " : " + count[i]);
        } int i = 0; int i = 0; i 0 i < alpha.length i alpha.length alpha alpha.length i++ i++ i {
            System.out.println(alpha[i] + " : " + count[i]);
        } {
            System.out.println(alpha[i] + " : " + count[i]);
        } System.out.println(alpha[i] + " : " + count[i]) System.out.println System.out System System.out alpha[i] + " : " + count[i] alpha[i] + " : " + count[i] alpha[i] alpha i " : " count[i] count i scanner.close() scanner.close scanner String[] args args public class Main {
    public static void main(String[] args){
        Scanner scanner = new Scanner(System.in);

        int[] count = new int[26];
        char[] alpha = {'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'};

        StringBuilder input = new StringBuilder();

        while(scanner.hasNextLine()){
            String x = scanner.nextLine();
            if(x.length() == 0){
                break;
            }
            input.append(x);
        }



        char[] text = input.toString().toLowerCase().toCharArray();

        for(char txt : text){
            for(int i = 0; i < alpha.length; i++){
                if(txt == alpha[i]){
                    count[i]++;
                }
            }
        }

        for(int i = 0; i < alpha.length; i++){
            System.out.println(alpha[i] + " : " + count[i]);
        }

        scanner.close();
    }
} public class Main {
    public static void main(String[] args){
        Scanner scanner = new Scanner(System.in);

        int[] count = new int[26];
        char[] alpha = {'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'};

        StringBuilder input = new StringBuilder();

        while(scanner.hasNextLine()){
            String x = scanner.nextLine();
            if(x.length() == 0){
                break;
            }
            input.append(x);
        }



        char[] text = input.toString().toLowerCase().toCharArray();

        for(char txt : text){
            for(int i = 0; i < alpha.length; i++){
                if(txt == alpha[i]){
                    count[i]++;
                }
            }
        }

        for(int i = 0; i < alpha.length; i++){
            System.out.println(alpha[i] + " : " + count[i]);
        }

        scanner.close();
    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String[] args){
        Scanner scanner = new Scanner(System.in);

        int[] count = new int[26];
        char[] alpha = {'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'};

        StringBuilder input = new StringBuilder();

        while(scanner.hasNextLine()){
            String x = scanner.nextLine();
            if(x.length() == 0){
                break;
            }
            input.append(x);
        }



        char[] text = input.toString().toLowerCase().toCharArray();

        for(char txt : text){
            for(int i = 0; i < alpha.length; i++){
                if(txt == alpha[i]){
                    count[i]++;
                }
            }
        }

        for(int i = 0; i < alpha.length; i++){
            System.out.println(alpha[i] + " : " + count[i]);
        }

        scanner.close();
    }
}

