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  1. #include <stdio.h>
  2.  
  3. f(char*s){return(*s&=95)?f(s+1)>*s?*s:0:96;}
  4.  
  5. int main(void)
  6. {
  7. 	int n;
  8. 	char tests[8][32] = {
  9. 		"a",
  10. 		"abcdefGHIjklmnopqrSTUVWXyz",
  11. 		"aa",
  12. 		"puz",
  13. 		"puzz",
  14. 		"puzZ",
  15. 		"puZ",
  16. 		"PuZ",
  17. 	};
  18.  
  19. 	for (n = 0; n < 8; ++n)
  20. 		printf("%s => %s\n", tests[n], f(tests[n])?"true":"false");
  21.  
  22. 	return 0;
  23. }
  24.  
Success #stdin #stdout 0s 2008KB
comments (?)
stdin
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Standard input is empty
stdout
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A => true
ABCDEFGHIJKLMNOPQRSTUVWXYZ => true
AA => false
PUZ => true
PUZZ => false
PUZZ => false
PUZ => true
PUZ => true
https://ideone.com/q1LL3E
language:
C (gcc 8.3)
created:
9 years ago
visibility:
public

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