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  1. #include <stdio.h>
  2.  
  3. int mod_256(int x)
  4. {
  5.   return (int)(unsigned char)x;
  6. }
  7.  
  8. int main()
  9. {
  10.   printf("expected : %d\n", -1 % 256);
  11.   printf("actual : %d\n", mod_256(-1));
  12.   return 0;
  13. }
  14.  
Success #stdin #stdout 0s 4548KB
comments (?)
stdin 
Standard input is empty
stdout 
expected : -1
actual : 255
https://ideone.com/JUX2ax
language:
C (clang 8.0)
created:
6 years ago
visibility:
public

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