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  1. #include <stdio.h>
  2.  
  3. int main() {
  4. unsigned char c = 127;
  5. c<<=1;
  6. if(c == 0xfe) {
  7. printf("yes");
  8. }else{
  9. printf("No");
  10. }
  11. return 0;
  12. }
Success #stdin #stdout 0s 4400KB
stdin
Standard input is empty
stdout
yes