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  1. #include <stdio.h>
  2. int a;
  3.  
  4. void fn1(void)
  5. {
  6. 	a = a + 10;
  7. }
  8. void fn2(int a)
  9. { 
  10. 	a = a + 20;
  11. }
  12. int main(void) {
  13.  
  14. 	fn1 ();
  15. 	fn2 (5);
  16. 	printf("%d",a);
  17. 	return 0;
  18. }
  19.  
Success #stdin #stdout 0s 5276KB
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Standard input is empty
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10
https://ideone.com/lXmnWm
language:
C (gcc 8.3)
created:
8 days ago
visibility:
public

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