char* reverse_str(char* str) {
    int n = strlen(str);
    char* reversed = malloc(n + 1);
    for (int i = 0; i < n; i++) {
        reversed[i] = str[n - 1 - i];
    }
    reversed[n] = '\0';
    return reversed;
}

TEST(regression, reverse_str_test1)
{
    char str[] = {'c', '\0', 'c', 'c', 'c', 'c', 'c', 'c', 'c', '\0'};
    char * actual = reverse_str(str);
    char expected[] = "c";
    for (int it_10_0 = 0; it_10_0 < 1; it_10_0 ++) {
        EXPECT_EQ(actual[it_10_0], "c");
    }
    char expected_str[] = {'c', '\0', 'c', 'c', 'c', 'c', 'c', 'c', 'c', '\0'};
    for (int it_11_0 = 0; it_11_0 < 10; it_11_0 ++) {
        EXPECT_EQ(expected_str[it_11_0], str[it_11_0]);
    }
}