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  1. #include <stdlib.h>
  2. #include <stdio.h>
  3. #include <string.h>
  4.  
  5.  
  6. int main(int argc, const char * argv[])
  7. {
  8.     int a;
  9.     printf("%p\n",&a);
  10.     unsigned int p = (unsigned int)&a;
  11.     char s[2*sizeof(p)];
  12.     for(int i = 2*sizeof(p)-1; i >= 0; --i)
  13.     {
  14.  
  15.         s[i] = "0123456789ABCDEF"[p & 0x0F];
  16.         p >>= 4;
  17.     }
  18.     for(int i = 0; i < 2*sizeof(p); ++i)
  19.     {
  20.         putc(s[i],stdout);
  21.     }
  22.  
  23. }
  24.  
Success #stdin #stdout 0s 2168KB
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stdin
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Standard input is empty
stdout
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0xfffdcac4
FFFDCAC4
https://ideone.com/jVhnOs
language:
C (gcc 8.3)
created:
7 years ago
visibility:
public

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