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ConsecutiveCharacters.java

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# Given a string s, the power of the string is the maximum length of a non-empty substring that contains only one unique character.

# Return the power of the string.

import java.util.Scanner;

public class ConsecutiveCharacters{

public static void main(String[] args){

Scanner sc=new Scanner(System.in);

String str = sc.nextLine();

int result = maxPower(str);

System.out.println(result);

}

public static int maxPower(String s) {

if(s.length()==1){

return 1;

}

int count=1;

int max=0;

char ch = s.charAt(0);

for(int i=1;i<s.length();i++){

char test=s.charAt(i);

if(test==ch){

count++;

}else{

ch=test;

count=1;

}

if(max<count){

max=count;

}

}

return max;

}

}