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

char *name = "arccos";

double f_if(float x) {
        float r20995 = 2.0f;
        float r20996 = 1.0f;
        float r20997 = x;
        float r20998 = r20996 - r20997;
        float r20999 = r20996 + r20997;
        float r21000 = r20998 / r20999;
        float r21001 = sqrt(r21000);
        float r21002 = atan(r21001);
        float r21003 = r20995 * r21002;
        return r21003;
}

double f_id(double x) {
        double r21004 = 2.0;
        double r21005 = 1.0;
        double r21006 = x;
        double r21007 = r21005 - r21006;
        double r21008 = r21005 + r21006;
        double r21009 = r21007 / r21008;
        double r21010 = sqrt(r21009);
        double r21011 = atan(r21010);
        double r21012 = r21004 * r21011;
        return r21012;
}


double f_of(float x) {
        float r21013 = 2.0f;
        float r21014 = 1.0f;
        float r21015 = x;
        float r21016 = r21014 - r21015;
        float r21017 = r21014 + r21015;
        float r21018 = r21016 / r21017;
        float r21019 = sqrt(r21018);
        float r21020 = atan(r21019);
        float r21021 = r21013 * r21020;
        return r21021;
}

double f_od(double x) {
        double r21022 = 2.0;
        double r21023 = 1.0;
        double r21024 = x;
        double r21025 = r21023 - r21024;
        double r21026 = r21023 + r21024;
        double r21027 = r21025 / r21026;
        double r21028 = sqrt(r21027);
        double r21029 = atan(r21028);
        double r21030 = r21022 * r21029;
        return r21030;
}

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 r21031, r21032, r21033, r21034, r21035, r21036, r21037, r21038, r21039;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(144);
        mpfr_init_set_str(r21031, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r21032, "1", 10, MPFR_RNDN);
        mpfr_init(r21033);
        mpfr_init(r21034);
        mpfr_init(r21035);
        mpfr_init(r21036);
        mpfr_init(r21037);
        mpfr_init(r21038);
        mpfr_init(r21039);
}

double f_im(double x) {
        ;
        ;
        mpfr_set_d(r21033, x, MPFR_RNDN);
        mpfr_sub(r21034, r21032, r21033, MPFR_RNDN);
        mpfr_add(r21035, r21032, r21033, MPFR_RNDN);
        mpfr_div(r21036, r21034, r21035, MPFR_RNDN);
        mpfr_sqrt(r21037, r21036, MPFR_RNDN);
        mpfr_atan(r21038, r21037, MPFR_RNDN);
        mpfr_mul(r21039, r21031, r21038, MPFR_RNDN);
        return mpfr_get_d(r21039, MPFR_RNDN);
}

static mpfr_t r21040, r21041, r21042, r21043, r21044, r21045, r21046, r21047, r21048;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(144);
        mpfr_init_set_str(r21040, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r21041, "1", 10, MPFR_RNDN);
        mpfr_init(r21042);
        mpfr_init(r21043);
        mpfr_init(r21044);
        mpfr_init(r21045);
        mpfr_init(r21046);
        mpfr_init(r21047);
        mpfr_init(r21048);
}

double f_fm(double x) {
        ;
        ;
        mpfr_set_d(r21042, x, MPFR_RNDN);
        mpfr_sub(r21043, r21041, r21042, MPFR_RNDN);
        mpfr_add(r21044, r21041, r21042, MPFR_RNDN);
        mpfr_div(r21045, r21043, r21044, MPFR_RNDN);
        mpfr_sqrt(r21046, r21045, MPFR_RNDN);
        mpfr_atan(r21047, r21046, MPFR_RNDN);
        mpfr_mul(r21048, r21040, r21047, MPFR_RNDN);
        return mpfr_get_d(r21048, MPFR_RNDN);
}

static mpfr_t r21049, r21050, r21051, r21052, r21053, r21054, r21055, r21056, r21057;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(144);
        mpfr_init_set_str(r21049, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r21050, "1", 10, MPFR_RNDN);
        mpfr_init(r21051);
        mpfr_init(r21052);
        mpfr_init(r21053);
        mpfr_init(r21054);
        mpfr_init(r21055);
        mpfr_init(r21056);
        mpfr_init(r21057);
}

double f_dm(double x) {
        ;
        ;
        mpfr_set_d(r21051, x, MPFR_RNDN);
        mpfr_sub(r21052, r21050, r21051, MPFR_RNDN);
        mpfr_add(r21053, r21050, r21051, MPFR_RNDN);
        mpfr_div(r21054, r21052, r21053, MPFR_RNDN);
        mpfr_sqrt(r21055, r21054, MPFR_RNDN);
        mpfr_atan(r21056, r21055, MPFR_RNDN);
        mpfr_mul(r21057, r21049, r21056, MPFR_RNDN);
        return mpfr_get_d(r21057, MPFR_RNDN);
}