#include <tgmath.h>
#include <gmp.h>
#include <mpfr.h>
#include <stdio.h>
#include <stdbool.h>

char *name = "2atan (example 3.5)";

double f_if(float N) {
        float r21789 = N;
        float r21790 = 1;
        float r21791 = r21789 + r21790;
        float r21792 = atan(r21791);
        float r21793 = atan(r21789);
        float r21794 = r21792 - r21793;
        return r21794;
}

double f_id(double N) {
        double r21795 = N;
        double r21796 = 1;
        double r21797 = r21795 + r21796;
        double r21798 = atan(r21797);
        double r21799 = atan(r21795);
        double r21800 = r21798 - r21799;
        return r21800;
}


double f_of(float N) {
        float r21801 = 1;
        float r21802 = 0;
        float r21803 = r21801 + r21802;
        float r21804 = N;
        float r21805 = r21804 + r21801;
        float r21806 = r21805 * r21804;
        float r21807 = r21801 + r21806;
        float r21808 = atan2(r21803, r21807);
        return r21808;
}

double f_od(double N) {
        double r21809 = 1;
        double r21810 = 0;
        double r21811 = r21809 + r21810;
        double r21812 = N;
        double r21813 = r21812 + r21809;
        double r21814 = r21813 * r21812;
        double r21815 = r21809 + r21814;
        double r21816 = atan2(r21811, r21815);
        return r21816;
}

void mpfr_fmod2(mpfr_t r, mpfr_t n, mpfr_t d, mpfr_rnd_t rmd) {
        mpfr_fmod(r, n, d, rmd);
        if (mpfr_cmp_ui(r, 0) < 0) mpfr_add(r, r, d, rmd);
}


static mpfr_t r21817, r21818, r21819, r21820, r21821, r21822;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(1424);
        mpfr_init(r21817);
        mpfr_init_set_str(r21818, "1", 10, MPFR_RNDN);
        mpfr_init(r21819);
        mpfr_init(r21820);
        mpfr_init(r21821);
        mpfr_init(r21822);
}

double f_im(double N) {
        mpfr_set_d(r21817, N, MPFR_RNDN);
        ;
        mpfr_add(r21819, r21817, r21818, MPFR_RNDN);
        mpfr_atan(r21820, r21819, MPFR_RNDN);
        mpfr_atan(r21821, r21817, MPFR_RNDN);
        mpfr_sub(r21822, r21820, r21821, MPFR_RNDN);
        return mpfr_get_d(r21822, MPFR_RNDN);
}

static mpfr_t r21823, r21824, r21825, r21826, r21827, r21828, r21829, r21830;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(1424);
        mpfr_init_set_str(r21823, "1", 10, MPFR_RNDN);
        mpfr_init_set_str(r21824, "0", 10, MPFR_RNDN);
        mpfr_init(r21825);
        mpfr_init(r21826);
        mpfr_init(r21827);
        mpfr_init(r21828);
        mpfr_init(r21829);
        mpfr_init(r21830);
}

double f_fm(double N) {
        ;
        ;
        mpfr_add(r21825, r21823, r21824, MPFR_RNDN);
        mpfr_set_d(r21826, N, MPFR_RNDN);
        mpfr_add(r21827, r21826, r21823, MPFR_RNDN);
        mpfr_mul(r21828, r21827, r21826, MPFR_RNDN);
        mpfr_add(r21829, r21823, r21828, MPFR_RNDN);
        mpfr_atan2(r21830, r21825, r21829, MPFR_RNDN);
        return mpfr_get_d(r21830, MPFR_RNDN);
}

static mpfr_t r21831, r21832, r21833, r21834, r21835, r21836, r21837, r21838;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(1424);
        mpfr_init_set_str(r21831, "1", 10, MPFR_RNDN);
        mpfr_init_set_str(r21832, "0", 10, MPFR_RNDN);
        mpfr_init(r21833);
        mpfr_init(r21834);
        mpfr_init(r21835);
        mpfr_init(r21836);
        mpfr_init(r21837);
        mpfr_init(r21838);
}

double f_dm(double N) {
        ;
        ;
        mpfr_add(r21833, r21831, r21832, MPFR_RNDN);
        mpfr_set_d(r21834, N, MPFR_RNDN);
        mpfr_add(r21835, r21834, r21831, MPFR_RNDN);
        mpfr_mul(r21836, r21835, r21834, MPFR_RNDN);
        mpfr_add(r21837, r21831, r21836, MPFR_RNDN);
        mpfr_atan2(r21838, r21833, r21837, MPFR_RNDN);
        return mpfr_get_d(r21838, MPFR_RNDN);
}