import java.util.Scanner;

public class Main
{
    public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);
        int all[] = new int[26];
        int i;

        for(i=0;i<all.length; i++) all[i]=0;

        while(sc.hasNext())
        {
            String input = sc.next();
            input = input.toLowerCase();
            input = input.trim();
            char c[] = input.toCharArray();
            
            for(i=0; i<c.length; i++)
            {
                int count=0;
                for(char a='a'; a<='z'; a++)
                {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                }
            }
        }
        
        int ccount=0;
        for(char a='a'; a<='z'; a++)
        {
            System.out.println(a+" : "+all[ccount]);
            ccount++;
        }

        sc.close();
    }
} import java.util.Scanner; Scanner java.util public class Main
{
    public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);
        int all[] = new int[26];
        int i;

        for(i=0;i<all.length; i++) all[i]=0;

        while(sc.hasNext())
        {
            String input = sc.next();
            input = input.toLowerCase();
            input = input.trim();
            char c[] = input.toCharArray();
            
            for(i=0; i<c.length; i++)
            {
                int count=0;
                for(char a='a'; a<='z'; a++)
                {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                }
            }
        }
        
        int ccount=0;
        for(char a='a'; a<='z'; a++)
        {
            System.out.println(a+" : "+all[ccount]);
            ccount++;
        }

        sc.close();
    }
} Main public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);
        int all[] = new int[26];
        int i;

        for(i=0;i<all.length; i++) all[i]=0;

        while(sc.hasNext())
        {
            String input = sc.next();
            input = input.toLowerCase();
            input = input.trim();
            char c[] = input.toCharArray();
            
            for(i=0; i<c.length; i++)
            {
                int count=0;
                for(char a='a'; a<='z'; a++)
                {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                }
            }
        }
        
        int ccount=0;
        for(char a='a'; a<='z'; a++)
        {
            System.out.println(a+" : "+all[ccount]);
            ccount++;
        }

        sc.close();
    } main {
        Scanner sc = new Scanner(System.in);
        int all[] = new int[26];
        int i;

        for(i=0;i<all.length; i++) all[i]=0;

        while(sc.hasNext())
        {
            String input = sc.next();
            input = input.toLowerCase();
            input = input.trim();
            char c[] = input.toCharArray();
            
            for(i=0; i<c.length; i++)
            {
                int count=0;
                for(char a='a'; a<='z'; a++)
                {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                }
            }
        }
        
        int ccount=0;
        for(char a='a'; a<='z'; a++)
        {
            System.out.println(a+" : "+all[ccount]);
            ccount++;
        }

        sc.close();
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int all[] = new int[26]; all new int[26] 26 int i; i for(i=0;i<all.length; i++) all[i]=0; i=0; i=0 i 0 i<all.length i all.length all all.length i++ i++ i all[i]=0; all[i]=0 all[i] all i 0 while(sc.hasNext())
        {
            String input = sc.next();
            input = input.toLowerCase();
            input = input.trim();
            char c[] = input.toCharArray();
            
            for(i=0; i<c.length; i++)
            {
                int count=0;
                for(char a='a'; a<='z'; a++)
                {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                }
            }
        } sc.hasNext() sc.hasNext sc {
            String input = sc.next();
            input = input.toLowerCase();
            input = input.trim();
            char c[] = input.toCharArray();
            
            for(i=0; i<c.length; i++)
            {
                int count=0;
                for(char a='a'; a<='z'; a++)
                {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                }
            }
        } String input = sc.next(); input sc.next() sc.next sc input = input.toLowerCase() input input.toLowerCase() input.toLowerCase input input = input.trim() input input.trim() input.trim input char c[] = input.toCharArray(); c input.toCharArray() input.toCharArray input for(i=0; i<c.length; i++)
            {
                int count=0;
                for(char a='a'; a<='z'; a++)
                {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                }
            } i=0; i=0 i 0 i<c.length i c.length c c.length i++ i++ i {
                int count=0;
                for(char a='a'; a<='z'; a++)
                {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                }
            } {
                int count=0;
                for(char a='a'; a<='z'; a++)
                {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                }
            } int count=0; count 0 for(char a='a'; a<='z'; a++)
                {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                } char a='a'; char a='a'; a 'a' a<='z' a 'z' a++ a++ a {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                } {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                } if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    } c[i]==a c[i] c i a {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    } all[count]++ all[count] all count count++ count int ccount=0; ccount 0 for(char a='a'; a<='z'; a++)
        {
            System.out.println(a+" : "+all[ccount]);
            ccount++;
        } char a='a'; char a='a'; a 'a' a<='z' a 'z' a++ a++ a {
            System.out.println(a+" : "+all[ccount]);
            ccount++;
        } {
            System.out.println(a+" : "+all[ccount]);
            ccount++;
        } System.out.println(a+" : "+all[ccount]) System.out.println System.out System System.out a+" : "+all[ccount] a+" : "+all[ccount] a " : " all[ccount] all ccount ccount++ ccount sc.close() sc.close sc String[] args args public class Main
{
    public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);
        int all[] = new int[26];
        int i;

        for(i=0;i<all.length; i++) all[i]=0;

        while(sc.hasNext())
        {
            String input = sc.next();
            input = input.toLowerCase();
            input = input.trim();
            char c[] = input.toCharArray();
            
            for(i=0; i<c.length; i++)
            {
                int count=0;
                for(char a='a'; a<='z'; a++)
                {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                }
            }
        }
        
        int ccount=0;
        for(char a='a'; a<='z'; a++)
        {
            System.out.println(a+" : "+all[ccount]);
            ccount++;
        }

        sc.close();
    }
} public class Main
{
    public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);
        int all[] = new int[26];
        int i;

        for(i=0;i<all.length; i++) all[i]=0;

        while(sc.hasNext())
        {
            String input = sc.next();
            input = input.toLowerCase();
            input = input.trim();
            char c[] = input.toCharArray();
            
            for(i=0; i<c.length; i++)
            {
                int count=0;
                for(char a='a'; a<='z'; a++)
                {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                }
            }
        }
        
        int ccount=0;
        for(char a='a'; a<='z'; a++)
        {
            System.out.println(a+" : "+all[ccount]);
            ccount++;
        }

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

public class Main
{
    public static void main(String[] args)
    {
        Scanner sc = new Scanner(System.in);
        int all[] = new int[26];
        int i;

        for(i=0;i<all.length; i++) all[i]=0;

        while(sc.hasNext())
        {
            String input = sc.next();
            input = input.toLowerCase();
            input = input.trim();
            char c[] = input.toCharArray();
            
            for(i=0; i<c.length; i++)
            {
                int count=0;
                for(char a='a'; a<='z'; a++)
                {
                    if(c[i]==a)
                    {
                        all[count]++;
                        //System.out.println("got :"+c[i]); 
                    }
                    count++;
                }
            }
        }
        
        int ccount=0;
        for(char a='a'; a<='z'; a++)
        {
            System.out.println(a+" : "+all[ccount]);
            ccount++;
        }

        sc.close();
    }
}
