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  1. #include <stdio.h>
  2.  
  3. int
  4. main(void)
  5. {
  6.     ungetc(-2, stdin);
  7.     printf("%04x\n", getc(stdin));
  8. }
Success #stdin #stdout 0s 2244KB
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stdin
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Standard input is empty
stdout
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00fe
https://ideone.com/b1JC7Y
language:
C (gcc 8.3)
created:
10 years ago
visibility:
public

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