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Write a program to find the score of repeating words/ word repetition


Program
import java.util.*;
public class PrintMessage
{
public static void main (String[] args) {
Scanner sc=new Scanner(System.in);
System.out.println("Enter the string");
String s=sc.next();
int count=0;
int sum=2;
for(int i=0;i<s.length();i++)
{
if(Character.isDigit(s.charAt(i)) || Character.isLetter(s.charAt(i)) || s.charAt(i)==' ')
{
continue;
}
else
{
System.out.println(s+" is not valid String");
return;
}
}
System.out.println("Enter the sentence");
 
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Input
Output