#include <stdio.h>
#include <stdint.h>
int32_t hello_from_rust(const int32_t a, const int32_t b);
static void hello_from_c(void) {
printf("Hello from C!\n");
}
void hello_from_both(void) {
hello_from_c();
if (hello_from_rust(2, 3) == 5)
printf("Hello from Rust!\n");