Problem:
Counting Characters

Write a program which counts and reports the number of each alphabetical letter. Ignore the case of characters.

Input

A sentence in English is given in several lines.

Output

Prints the number of alphabetical letters in the following format:

a : The number of 'a'
b : The number of 'b'
c : The number of 'c'
.
.
z : The number of 'z'

Constraints

The number of characters in the sentence < 1200

Sample Input

This is a pen.

Sample Output

a : 1
b : 0
c : 0
d : 0
e : 1
f : 0
g : 0
h : 1
i : 2
j : 0
k : 0
l : 0
m : 0
n : 1
o : 0
p : 1
q : 0
r : 0
s : 2
t : 1
u : 0
v : 0
w : 0
x : 0
y : 0
z : 0

Solution in JAVA (judge verdict: WA: Presentation Error)



import java.util.Scanner;

public class Main {
	public static void main(String []args){
		//????????£?????????????????????
		Scanner sc = new Scanner(System.in);
		//26???????????¨?????????
		int [] array = new int[26];
		//??±????????????
		String line = sc.nextLine();
		//
		for(int i = 0; i<line.length(); i++){
			int temp = line.charAt(i);
			//?????¶???
			if('A' <= temp && temp <='Z'){
				array[temp - 'A']++;
			}else if('a' <= temp && temp <='z'){
				array[temp-'a']++;
			}

		}
		//???????????¨???
		for(int i =0; i<array.length;i++){
			System.out.println((char)('a'+i)+ ":"+ array[i]);
		}
	}
}