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  1. class Main{
  2.   public static long pow(long a, long b){
  3.     if(b == 0){ 
  4.       return 1; 
  5.     } 
  6.     if(b % 2 == 0){ 
  7.       return pow(a * a, b / 2); 
  8.     } 
  9.     return a * pow(a, b - 1);
  10.   }
  11.   public static void main (String[] args){
  12.     java.util.Scanner in = new java.util.Scanner(System.in);
  13.     long a = in.nextLong(), b = in.nextLong();
  14.     System.out.println(pow(a,b));
  15.   }
  16. }
Success #stdin #stdout 0.1s 35596KB
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https://ideone.com/E9xZe4
language:
Java (HotSpot 12)
created:
3 years ago
visibility:
secret

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