import java.util.*;
import java.lang.*;
import java.io.*;

// The main method must be in a class named "Main".
class Main {
     
     static int Power(int n,int p){
        
        if (p==0) // x⁰ =1
{
    return 1;
}
        if (p==1)// x¹ = x
  {
      return n ;
  }
    
    
    int powersub =  Power(n,p-1);
        
  int  calc = n*powersub;
    
   //  System.out.println(calc);
         
  return calc;
  
     }
     

 
   public static void main(String[] args) {
         System.out.println("power calculate using recursion");
   
        int num = 2 , power = 5;
      int result =  Power(num,power);
    System.out.println(result);
   
   
   
   
   
   
   
   
    }
}