Computer Science · C Programming

What is the following code segment determining? int recipe(int a){ int n = a << 2; return (n % 2 == 0 ? 1 : 0); } int secret(int a[], int n){ int s = 0, i; for (i = 0; i < n; i++) if (recipe(a[i])) s += a[i]; return s; } int main() { int a[] = {1, 2, 3, 4, 5}; printf('%d', secret(a, 5)); }