import java.util.Scanner;

public class RelFrequency

{

public static void main(String args[])

{

Scanner input=new Scanner(System.in);

System.out.println("Enter the Text: ");

String text=input.nextLine();

char B[]=new char[text.length()];

double max=0;

int maxi=0;

for(int i=0;i<text.length();i++)

{

double count=1;

for(int j=i+1;j<text.length();j++)

{

if(text.charAt(i)==text.charAt(j))

{

count++;

B[j]='0';

}

else

continue;

}

if(B[i]!='0')

{

double rf=(count/text.length())*100;

System.out.println("The RF of "+text.charAt(i)+" :"+rf+"%");

if(rf>max)

{

max=rf;

maxi=i;

}

}

}

System.out.println(text.charAt(maxi)+" has the Maximum RF of :"+max+"%");

}

}