#include <string.h>
#include "source.h"
#include "assert.h"

int ret_1(void) {
    return 1;
}

double div(double a, double b) {
    assert(b != 0.0);
    return a / b;
}


int add(int a, int b) {
    return a + b;
}

int str_equals(const char *s1, const char *s2) {
    return strcmp(s1, s2) == 0;
}