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  1. #include <stdlib.h>
  2. #include <stdio.h>
  3.  
  4. int intpow(int x,int y)
  5.   {
  6.    int R=1,i;
  7.    for(i=1;i<y;i<<=1,x*=x) if(i&y) R*=x;
  8.    return R;
  9.   }
  10.  
  11. int main()
  12.   {
  13.    printf("%d\t%d\t%d",intpow(3,3),intpow(2,10),intpow(2,3));
  14.    return 0;
  15.   }
Success #stdin #stdout 0s 1788KB
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stdin
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Standard input is empty
stdout
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27	1024	8
https://ideone.com/7cxCve
language:
C (gcc 8.3)
created:
12 years ago
visibility:
public

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