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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4.   int a = 0, k = 0;
  5.   int res = 0;
  6.  
  7.   scanf("%d %d", &a, &k);
  8.   res = 1;
  9.  
  10.   while(k > 0){
  11.     if (k%2 == 0){   
  12.       res = res*res;
  13.       k = k/2;
  14.     }else {
  15.       res = res * a;
  16.       k = k - 1;
  17.    }
  18.  }
  19.   printf("%d\n", res);
  20.  
  21.   return 0;
  22. }
Success #stdin #stdout 0.01s 5304KB
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https://ideone.com/Wh0npi
language:
C (gcc 8.3)
created:
13 days ago
visibility:
public

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