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  1. #include <stdio.h>
  2. #define char unsigned char
  3.  
  4. main () {
  5. char ch = -1;
  6.     if (ch == 255)
  7.         printf("unsigned char\n");
  8.     else 
  9.         printf("signed char\n");
  10.     printf ("\n");
  11. }
Success #stdin #stdout 0s 4272KB
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stdin
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Standard input is empty
stdout
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unsigned char
https://ideone.com/TGmWt0
language:
C (gcc 8.3)
created:
3 years ago
visibility:
public

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