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

char *name = "arccos";

double f_if(float x) {
        float r22843 = 2;
        float r22844 = 1;
        float r22845 = x;
        float r22846 = r22844 - r22845;
        float r22847 = r22844 + r22845;
        float r22848 = r22846 / r22847;
        float r22849 = sqrt(r22848);
        float r22850 = atan(r22849);
        float r22851 = r22843 * r22850;
        return r22851;
}

double f_id(double x) {
        double r22852 = 2;
        double r22853 = 1;
        double r22854 = x;
        double r22855 = r22853 - r22854;
        double r22856 = r22853 + r22854;
        double r22857 = r22855 / r22856;
        double r22858 = sqrt(r22857);
        double r22859 = atan(r22858);
        double r22860 = r22852 * r22859;
        return r22860;
}


double f_of(float x) {
        float r22861 = 2;
        float r22862 = 1;
        float r22863 = x;
        float r22864 = r22862 - r22863;
        float r22865 = r22862 + r22863;
        float r22866 = r22864 / r22865;
        float r22867 = sqrt(r22866);
        float r22868 = atan(r22867);
        float r22869 = r22861 * r22868;
        return r22869;
}

double f_od(double x) {
        double r22870 = 2;
        double r22871 = 1;
        double r22872 = x;
        double r22873 = r22871 - r22872;
        double r22874 = r22871 + r22872;
        double r22875 = r22873 / r22874;
        double r22876 = sqrt(r22875);
        double r22877 = atan(r22876);
        double r22878 = r22870 * r22877;
        return r22878;
}

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 r22879, r22880, r22881, r22882, r22883, r22884, r22885, r22886, r22887;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(400);
        mpfr_init_set_str(r22879, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r22880, "1", 10, MPFR_RNDN);
        mpfr_init(r22881);
        mpfr_init(r22882);
        mpfr_init(r22883);
        mpfr_init(r22884);
        mpfr_init(r22885);
        mpfr_init(r22886);
        mpfr_init(r22887);
}

double f_im(double x) {
        ;
        ;
        mpfr_set_d(r22881, x, MPFR_RNDN);
        mpfr_sub(r22882, r22880, r22881, MPFR_RNDN);
        mpfr_add(r22883, r22880, r22881, MPFR_RNDN);
        mpfr_div(r22884, r22882, r22883, MPFR_RNDN);
        mpfr_sqrt(r22885, r22884, MPFR_RNDN);
        mpfr_atan(r22886, r22885, MPFR_RNDN);
        mpfr_mul(r22887, r22879, r22886, MPFR_RNDN);
        return mpfr_get_d(r22887, MPFR_RNDN);
}

static mpfr_t r22888, r22889, r22890, r22891, r22892, r22893, r22894, r22895, r22896;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(400);
        mpfr_init_set_str(r22888, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r22889, "1", 10, MPFR_RNDN);
        mpfr_init(r22890);
        mpfr_init(r22891);
        mpfr_init(r22892);
        mpfr_init(r22893);
        mpfr_init(r22894);
        mpfr_init(r22895);
        mpfr_init(r22896);
}

double f_fm(double x) {
        ;
        ;
        mpfr_set_d(r22890, x, MPFR_RNDN);
        mpfr_sub(r22891, r22889, r22890, MPFR_RNDN);
        mpfr_add(r22892, r22889, r22890, MPFR_RNDN);
        mpfr_div(r22893, r22891, r22892, MPFR_RNDN);
        mpfr_sqrt(r22894, r22893, MPFR_RNDN);
        mpfr_atan(r22895, r22894, MPFR_RNDN);
        mpfr_mul(r22896, r22888, r22895, MPFR_RNDN);
        return mpfr_get_d(r22896, MPFR_RNDN);
}

static mpfr_t r22897, r22898, r22899, r22900, r22901, r22902, r22903, r22904, r22905;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(400);
        mpfr_init_set_str(r22897, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r22898, "1", 10, MPFR_RNDN);
        mpfr_init(r22899);
        mpfr_init(r22900);
        mpfr_init(r22901);
        mpfr_init(r22902);
        mpfr_init(r22903);
        mpfr_init(r22904);
        mpfr_init(r22905);
}

double f_dm(double x) {
        ;
        ;
        mpfr_set_d(r22899, x, MPFR_RNDN);
        mpfr_sub(r22900, r22898, r22899, MPFR_RNDN);
        mpfr_add(r22901, r22898, r22899, MPFR_RNDN);
        mpfr_div(r22902, r22900, r22901, MPFR_RNDN);
        mpfr_sqrt(r22903, r22902, MPFR_RNDN);
        mpfr_atan(r22904, r22903, MPFR_RNDN);
        mpfr_mul(r22905, r22897, r22904, MPFR_RNDN);
        return mpfr_get_d(r22905, MPFR_RNDN);
}