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

char *name = "arccos";

double f_if(float x) {
        float r21199 = 2;
        float r21200 = 1;
        float r21201 = x;
        float r21202 = r21200 - r21201;
        float r21203 = r21200 + r21201;
        float r21204 = r21202 / r21203;
        float r21205 = sqrt(r21204);
        float r21206 = atan(r21205);
        float r21207 = r21199 * r21206;
        return r21207;
}

double f_id(double x) {
        double r21208 = 2;
        double r21209 = 1;
        double r21210 = x;
        double r21211 = r21209 - r21210;
        double r21212 = r21209 + r21210;
        double r21213 = r21211 / r21212;
        double r21214 = sqrt(r21213);
        double r21215 = atan(r21214);
        double r21216 = r21208 * r21215;
        return r21216;
}


double f_of(float x) {
        float r21217 = 2;
        float r21218 = 1;
        float r21219 = x;
        float r21220 = r21218 - r21219;
        float r21221 = r21218 + r21219;
        float r21222 = r21220 / r21221;
        float r21223 = sqrt(r21222);
        float r21224 = atan(r21223);
        float r21225 = r21217 * r21224;
        return r21225;
}

double f_od(double x) {
        double r21226 = 2;
        double r21227 = 1;
        double r21228 = x;
        double r21229 = r21227 - r21228;
        double r21230 = r21227 + r21228;
        double r21231 = r21229 / r21230;
        double r21232 = sqrt(r21231);
        double r21233 = atan(r21232);
        double r21234 = r21226 * r21233;
        return r21234;
}

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 r21235, r21236, r21237, r21238, r21239, r21240, r21241, r21242, r21243;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(400);
        mpfr_init_set_str(r21235, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r21236, "1", 10, MPFR_RNDN);
        mpfr_init(r21237);
        mpfr_init(r21238);
        mpfr_init(r21239);
        mpfr_init(r21240);
        mpfr_init(r21241);
        mpfr_init(r21242);
        mpfr_init(r21243);
}

double f_im(double x) {
        ;
        ;
        mpfr_set_d(r21237, x, MPFR_RNDN);
        mpfr_sub(r21238, r21236, r21237, MPFR_RNDN);
        mpfr_add(r21239, r21236, r21237, MPFR_RNDN);
        mpfr_div(r21240, r21238, r21239, MPFR_RNDN);
        mpfr_sqrt(r21241, r21240, MPFR_RNDN);
        mpfr_atan(r21242, r21241, MPFR_RNDN);
        mpfr_mul(r21243, r21235, r21242, MPFR_RNDN);
        return mpfr_get_d(r21243, MPFR_RNDN);
}

static mpfr_t r21244, r21245, r21246, r21247, r21248, r21249, r21250, r21251, r21252;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(400);
        mpfr_init_set_str(r21244, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r21245, "1", 10, MPFR_RNDN);
        mpfr_init(r21246);
        mpfr_init(r21247);
        mpfr_init(r21248);
        mpfr_init(r21249);
        mpfr_init(r21250);
        mpfr_init(r21251);
        mpfr_init(r21252);
}

double f_fm(double x) {
        ;
        ;
        mpfr_set_d(r21246, x, MPFR_RNDN);
        mpfr_sub(r21247, r21245, r21246, MPFR_RNDN);
        mpfr_add(r21248, r21245, r21246, MPFR_RNDN);
        mpfr_div(r21249, r21247, r21248, MPFR_RNDN);
        mpfr_sqrt(r21250, r21249, MPFR_RNDN);
        mpfr_atan(r21251, r21250, MPFR_RNDN);
        mpfr_mul(r21252, r21244, r21251, MPFR_RNDN);
        return mpfr_get_d(r21252, MPFR_RNDN);
}

static mpfr_t r21253, r21254, r21255, r21256, r21257, r21258, r21259, r21260, r21261;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(400);
        mpfr_init_set_str(r21253, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r21254, "1", 10, MPFR_RNDN);
        mpfr_init(r21255);
        mpfr_init(r21256);
        mpfr_init(r21257);
        mpfr_init(r21258);
        mpfr_init(r21259);
        mpfr_init(r21260);
        mpfr_init(r21261);
}

double f_dm(double x) {
        ;
        ;
        mpfr_set_d(r21255, x, MPFR_RNDN);
        mpfr_sub(r21256, r21254, r21255, MPFR_RNDN);
        mpfr_add(r21257, r21254, r21255, MPFR_RNDN);
        mpfr_div(r21258, r21256, r21257, MPFR_RNDN);
        mpfr_sqrt(r21259, r21258, MPFR_RNDN);
        mpfr_atan(r21260, r21259, MPFR_RNDN);
        mpfr_mul(r21261, r21253, r21260, MPFR_RNDN);
        return mpfr_get_d(r21261, MPFR_RNDN);
}