/**
 * 与えられた文字列の小文字と大文字を入れ替えるプログラムを作成してください。
 */

//スキャナつかうため

import java.util.Scanner;

public class Main {
	// プログラムのエントリポイント
	public static void main(String[] args) {
		// 入力ストリームの生成
		Scanner sc = new Scanner(System.in);

		char[] iremono = { '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' };
		int[] cou = new int[26];
		int j = 0;


		while (sc.hasNext()) {
			String stralf = sc.nextLine();

			for (int i = 0; i < stralf.length(); i++) {
				char chalf = stralf.charAt(i);
				chalf = Character.toLowerCase(chalf);
				for (j = 0; j < 26; j++) {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				}
			}
		}
		for (int k = 0; k < 26; k++) {
			System.out.print(iremono[k]);
			System.out.println(" : " + cou[k]);
		}
	}
} import java.util.Scanner; Scanner java.util public class Main {
	// プログラムのエントリポイント
	public static void main(String[] args) {
		// 入力ストリームの生成
		Scanner sc = new Scanner(System.in);

		char[] iremono = { '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' };
		int[] cou = new int[26];
		int j = 0;


		while (sc.hasNext()) {
			String stralf = sc.nextLine();

			for (int i = 0; i < stralf.length(); i++) {
				char chalf = stralf.charAt(i);
				chalf = Character.toLowerCase(chalf);
				for (j = 0; j < 26; j++) {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				}
			}
		}
		for (int k = 0; k < 26; k++) {
			System.out.print(iremono[k]);
			System.out.println(" : " + cou[k]);
		}
	}
} Main // プログラムのエントリポイント
	public static void main(String[] args) {
		// 入力ストリームの生成
		Scanner sc = new Scanner(System.in);

		char[] iremono = { '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' };
		int[] cou = new int[26];
		int j = 0;


		while (sc.hasNext()) {
			String stralf = sc.nextLine();

			for (int i = 0; i < stralf.length(); i++) {
				char chalf = stralf.charAt(i);
				chalf = Character.toLowerCase(chalf);
				for (j = 0; j < 26; j++) {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				}
			}
		}
		for (int k = 0; k < 26; k++) {
			System.out.print(iremono[k]);
			System.out.println(" : " + cou[k]);
		}
	} main {
		// 入力ストリームの生成
		Scanner sc = new Scanner(System.in);

		char[] iremono = { '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' };
		int[] cou = new int[26];
		int j = 0;


		while (sc.hasNext()) {
			String stralf = sc.nextLine();

			for (int i = 0; i < stralf.length(); i++) {
				char chalf = stralf.charAt(i);
				chalf = Character.toLowerCase(chalf);
				for (j = 0; j < 26; j++) {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				}
			}
		}
		for (int k = 0; k < 26; k++) {
			System.out.print(iremono[k]);
			System.out.println(" : " + cou[k]);
		}
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) char[] iremono = { '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' }; iremono { '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' int[] cou = new int[26]; cou new int[26] 26 int j = 0; j 0 while (sc.hasNext()) {
			String stralf = sc.nextLine();

			for (int i = 0; i < stralf.length(); i++) {
				char chalf = stralf.charAt(i);
				chalf = Character.toLowerCase(chalf);
				for (j = 0; j < 26; j++) {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				}
			}
		} sc.hasNext() sc.hasNext sc {
			String stralf = sc.nextLine();

			for (int i = 0; i < stralf.length(); i++) {
				char chalf = stralf.charAt(i);
				chalf = Character.toLowerCase(chalf);
				for (j = 0; j < 26; j++) {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				}
			}
		} String stralf = sc.nextLine(); stralf sc.nextLine() sc.nextLine sc for (int i = 0; i < stralf.length(); i++) {
				char chalf = stralf.charAt(i);
				chalf = Character.toLowerCase(chalf);
				for (j = 0; j < 26; j++) {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				}
			} int i = 0; int i = 0; i 0 i < stralf.length() i stralf.length() stralf.length stralf i++ i++ i {
				char chalf = stralf.charAt(i);
				chalf = Character.toLowerCase(chalf);
				for (j = 0; j < 26; j++) {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				}
			} {
				char chalf = stralf.charAt(i);
				chalf = Character.toLowerCase(chalf);
				for (j = 0; j < 26; j++) {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				}
			} char chalf = stralf.charAt(i); chalf stralf.charAt(i) stralf.charAt stralf i chalf = Character.toLowerCase(chalf) chalf Character.toLowerCase(chalf) Character.toLowerCase Character chalf for (j = 0; j < 26; j++) {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				} j = 0; j = 0 j 0 j < 26 j 26 j++ j++ j {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				} {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				} if (iremono[j] == chalf) {
						cou[j]++;
					} iremono[j] == chalf iremono[j] iremono j chalf {
						cou[j]++;
					} cou[j]++ cou[j] cou j for (int k = 0; k < 26; k++) {
			System.out.print(iremono[k]);
			System.out.println(" : " + cou[k]);
		} int k = 0; int k = 0; k 0 k < 26 k 26 k++ k++ k {
			System.out.print(iremono[k]);
			System.out.println(" : " + cou[k]);
		} {
			System.out.print(iremono[k]);
			System.out.println(" : " + cou[k]);
		} System.out.print(iremono[k]) System.out.print System.out System System.out iremono[k] iremono k System.out.println(" : " + cou[k]) System.out.println System.out System System.out " : " + cou[k] " : " cou[k] cou k String[] args args public class Main {
	// プログラムのエントリポイント
	public static void main(String[] args) {
		// 入力ストリームの生成
		Scanner sc = new Scanner(System.in);

		char[] iremono = { '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' };
		int[] cou = new int[26];
		int j = 0;


		while (sc.hasNext()) {
			String stralf = sc.nextLine();

			for (int i = 0; i < stralf.length(); i++) {
				char chalf = stralf.charAt(i);
				chalf = Character.toLowerCase(chalf);
				for (j = 0; j < 26; j++) {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				}
			}
		}
		for (int k = 0; k < 26; k++) {
			System.out.print(iremono[k]);
			System.out.println(" : " + cou[k]);
		}
	}
} public class Main {
	// プログラムのエントリポイント
	public static void main(String[] args) {
		// 入力ストリームの生成
		Scanner sc = new Scanner(System.in);

		char[] iremono = { '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' };
		int[] cou = new int[26];
		int j = 0;


		while (sc.hasNext()) {
			String stralf = sc.nextLine();

			for (int i = 0; i < stralf.length(); i++) {
				char chalf = stralf.charAt(i);
				chalf = Character.toLowerCase(chalf);
				for (j = 0; j < 26; j++) {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				}
			}
		}
		for (int k = 0; k < 26; k++) {
			System.out.print(iremono[k]);
			System.out.println(" : " + cou[k]);
		}
	}
} Main
/**
 * 与えられた文字列の小文字と大文字を入れ替えるプログラムを作成してください。
 */

//スキャナつかうため

import java.util.Scanner;

public class Main {
	// プログラムのエントリポイント
	public static void main(String[] args) {
		// 入力ストリームの生成
		Scanner sc = new Scanner(System.in);

		char[] iremono = { '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' };
		int[] cou = new int[26];
		int j = 0;


		while (sc.hasNext()) {
			String stralf = sc.nextLine();

			for (int i = 0; i < stralf.length(); i++) {
				char chalf = stralf.charAt(i);
				chalf = Character.toLowerCase(chalf);
				for (j = 0; j < 26; j++) {
					if (iremono[j] == chalf) {
						cou[j]++;
					}
				}
			}
		}
		for (int k = 0; k < 26; k++) {
			System.out.print(iremono[k]);
			System.out.println(" : " + cou[k]);
		}
	}
}