> #include<iostream.h>
> int maximum(int a[],int b){
>    int max = a[0];
>    int i = 0;
>    while((i + 1)<b){
> 	  if(a[i + 1]>max)
> 	  max = a[i + 1];
> 	  i++;
> 	}
> 	return max;
> }
> int a[26];
> void main(){
>    int i,j,k,r,d = 1;
>    char input[4][72];
>    for(i = 0;i < 4;i++){
> 	  cin.getline(input[i],72);
> 	  for(j = 0;j < 72;j++){
> 		 if(input[i][j] >= 'A'&&input[i][j] <= 'Z')
> 			a[input[i][j] - 'A']++;
> 			}
>    }	
>    k = maximum(a,26);
>    for(d = 1;d <= k;d++){
> 	  for(r = 0;r < 25;r++){
> 	     if(d > (k-a[r]))
> 		    cout<<"* ";
> 		 else
> 			cout<<"  ";
> 		}
>          if(d > (k-a[25]))
> 		    cout<<"*";
> 		 else
> 			cout<<" ";
>          cout<<endl; 
> 	}
>    cout<<"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";
> }
>