NumberBasedAlphabetsPrint, Java

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//'main' method must be in a class 'Rextester'.
//Compiler version 1.8.0_111

import java.util.*;
import java.lang.*;
import java.util.Scanner;
class Rextester
{  
    public static void main(String args[])
    {
        Scanner output=new Scanner(System.in);
        System.out.println("Enter the Input:");
        String input=output.next();
        char alphabetes[]=new char[100];
        String numbers[]=new String[100];
        int j=0,k=0;
        for(int i=0;i<input.length();i++)
        {
            String temp="";
            if((input.charAt(i)>='a'&&input.charAt(i)<='z') ||(input.charAt(i)>='A'&&input.charAt(i)<='Z'))                 
            {
                alphabetes[j]=input.charAt(i);
                j++;
            }
            else if((input.charAt(i)>='0'&&input.charAt(i)<='9'))
            {
                temp=Character.toString(input.charAt(i));
               if(i!=input.length()-1)
               {
                if((input.charAt(i+1)>='0'&&input.charAt(i+1)<='9'))
                   {
                       temp=temp+input.charAt(i+1);
                       i++;
                   }
               }
                numbers[k]=temp;
                k++;
            }                    
          }
        
        for(int i=0;i<k;i++)
        {
            for(int a=0;a<Integer.parseInt(numbers[i]);a++)
            {
                System.out.print(alphabetes[i]);
            }
        }
          
    }
}

Note:

1) Every Wrapper class (Interger,Float,Double,Characther ...) have the following common methods
        a)Integer.toString(int);  Character.toString(char) etc
        b)Integer.parseInt(String);  Float.toString(String) etc

[ - ] Show input
Compilation time: 0.72 sec, absolute running time: 0.24 sec, cpu time: 0.27 sec, memory peak: 20 Mb, absolute service time: 0,98 sec