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  1. #include <stdio.h>
  2.  
  3. char s[] = "abcdef ABCDEF";
  4.  
  5. int main(void) {
  6.  
  7. 	for(char * ch = s; *ch; ch++)
  8. 	{
  9. 		if ('A' <= *ch && *ch <= 'Z')         
  10. 			*ch += ('a' - 'A');         
  11. 		putchar(*ch);	
  12. 	}
  13. }
  14.  
Success #stdin #stdout 0s 9424KB
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stdin
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Standard input is empty
stdout
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abcdef abcdef
https://ideone.com/9NrfFE
language:
C (gcc 8.3)
created:
5 years ago
visibility:
public

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