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  1. #include <iostream>
  2. using  namespace std;
  3.  
  4. unsigned long long power(unsigned long long x, unsigned long long n) {
  5.     unsigned long long result = 1;
  6.     while (n > 0) {
  7.         if (n % 2 == 1)
  8.             result *= x;
  9.         x *= x;
  10.         n = n / 2;
  11.     }
  12.     return result;
  13. }
  14.  
  15. int main() {
  16.     unsigned long long a, b;
  17.     cin >> a >> b;
  18.     cout << power(a, b);
  19.     return 0;
  20. }
Success #stdin #stdout 0s 15224KB
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stdin
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1000 10000
stdout
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Standard output is empty
https://ideone.com/SDZHh4
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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