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  1. #include <stdio.h>
  2. int function(int n) {
  3.     static int foo = 0;
  4.     foo += n;
  5.     return foo;
  6. }
  7.  
  8. int main(void) {
  9.     function(10); // returns 10
  10.     function(-4); // returns 6
  11.     printf("%d, %d\n", function(1), function(-1)); // UB; functions call mess with each other
  12. }
  13.  
Success #stdin #stdout 0s 4508KB
comments ()
stdin 
Standard input is empty
stdout 
6, 5
https://ideone.com/c1kW51
static foo
language:
C (gcc 8.3)
created:
5 years ago
visibility:
secret

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