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float mySqrt(float, int *);

int main () {
   int counter = 0;
   float val;
   
   /* some code goes here */

   print("value returned: %f, loops: %d", mySqrt(val, &counter), counter);

   /* ... */
}

/* ... */

float mySqrt(float val, int *cnt) {

   /* count loops like that: *cnt = *cnt + 1;

   return root; /* the root we are looking for */
}