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  1. #include <stdio.h>
  2. #include <algorithm>
  3.  
  4. int A, B, C;
  5. long long pow(int b) {
  6.     if (b == 1) return A % C;
  7.     long long ans = pow(b >> 1) * pow(b >> 1);
  8.     ans %= C;
  9.     if (b % 2 == 1) {
  10.         ans *= A; ans %= C;
  11.     }
  12.     return ans;
  13. }
  14.  
  15. int main() {
  16.     scanf("%d %d %d", &A, &B, &C);
  17.     printf("%lld\n", pow(B));
  18.     return 0;
  19. }
  20.  
  21.  
  22.  
Success #stdin #stdout 0s 4260KB
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https://ideone.com/PoPJoY
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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