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  1. volatile unsigned char flag=0; 
  2. extern unsigned char flag; 
  3.  
  4. int main(void)
  5. {
  6. 	// your code goes here
  7. 	return 0;
  8. }
  9.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.c:2:22: error: conflicting type qualifiers for ‘flag’
 extern unsigned char flag; 
                      ^
prog.c:1:24: note: previous definition of ‘flag’ was here
 volatile unsigned char flag=0; 
                        ^
stdout
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Standard output is empty
https://ideone.com/fRO31C
language:
C (gcc 8.3)
created:
10 years ago
visibility:
public

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