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  1. #include <stdio.h>
  2.  
  3. int main(void)
  4. {
  5. 	char c = 0x81;
  6. 	printf("%x\n", c);
  7. 	printf("%x\n", (unsigned char)c);
  8. 	return 0;
  9. }
  10.  
Success #stdin #stdout 0s 2168KB
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stdin
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Standard input is empty
stdout
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ffffff81
81
https://ideone.com/RI8Nrk
language:
C (gcc 8.3)
created:
9 years ago
visibility:
public

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