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  1. #include <stdio.h>
  2.  
  3. int main()
  4. {
  5. unsigned int a;
  6. scanf("%u", &a);
  7. printf("%x", (~(a&1))<<31);
  8. return 0;
  9. }
  10.  
Success #stdin #stdout 0s 9432KB
stdin
23
stdout
Standard output is empty