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

char *name = "arccos";

double f_if(float x) {
        float r21288 = 2;
        float r21289 = 1;
        float r21290 = x;
        float r21291 = r21289 - r21290;
        float r21292 = r21289 + r21290;
        float r21293 = r21291 / r21292;
        float r21294 = sqrt(r21293);
        float r21295 = atan(r21294);
        float r21296 = r21288 * r21295;
        return r21296;
}

double f_id(double x) {
        double r21297 = 2;
        double r21298 = 1;
        double r21299 = x;
        double r21300 = r21298 - r21299;
        double r21301 = r21298 + r21299;
        double r21302 = r21300 / r21301;
        double r21303 = sqrt(r21302);
        double r21304 = atan(r21303);
        double r21305 = r21297 * r21304;
        return r21305;
}


double f_of(float x) {
        float r21306 = 2;
        float r21307 = 1;
        float r21308 = x;
        float r21309 = r21307 - r21308;
        float r21310 = r21307 + r21308;
        float r21311 = r21309 / r21310;
        float r21312 = sqrt(r21311);
        float r21313 = atan(r21312);
        float r21314 = r21306 * r21313;
        return r21314;
}

double f_od(double x) {
        double r21315 = 2;
        double r21316 = 1;
        double r21317 = x;
        double r21318 = r21316 - r21317;
        double r21319 = r21316 + r21317;
        double r21320 = r21318 / r21319;
        double r21321 = sqrt(r21320);
        double r21322 = atan(r21321);
        double r21323 = r21315 * r21322;
        return r21323;
}

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 r21324, r21325, r21326, r21327, r21328, r21329, r21330, r21331, r21332;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(400);
        mpfr_init_set_str(r21324, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r21325, "1", 10, MPFR_RNDN);
        mpfr_init(r21326);
        mpfr_init(r21327);
        mpfr_init(r21328);
        mpfr_init(r21329);
        mpfr_init(r21330);
        mpfr_init(r21331);
        mpfr_init(r21332);
}

double f_im(double x) {
        ;
        ;
        mpfr_set_d(r21326, x, MPFR_RNDN);
        mpfr_sub(r21327, r21325, r21326, MPFR_RNDN);
        mpfr_add(r21328, r21325, r21326, MPFR_RNDN);
        mpfr_div(r21329, r21327, r21328, MPFR_RNDN);
        mpfr_sqrt(r21330, r21329, MPFR_RNDN);
        mpfr_atan(r21331, r21330, MPFR_RNDN);
        mpfr_mul(r21332, r21324, r21331, MPFR_RNDN);
        return mpfr_get_d(r21332, MPFR_RNDN);
}

static mpfr_t r21333, r21334, r21335, r21336, r21337, r21338, r21339, r21340, r21341;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(400);
        mpfr_init_set_str(r21333, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r21334, "1", 10, MPFR_RNDN);
        mpfr_init(r21335);
        mpfr_init(r21336);
        mpfr_init(r21337);
        mpfr_init(r21338);
        mpfr_init(r21339);
        mpfr_init(r21340);
        mpfr_init(r21341);
}

double f_fm(double x) {
        ;
        ;
        mpfr_set_d(r21335, x, MPFR_RNDN);
        mpfr_sub(r21336, r21334, r21335, MPFR_RNDN);
        mpfr_add(r21337, r21334, r21335, MPFR_RNDN);
        mpfr_div(r21338, r21336, r21337, MPFR_RNDN);
        mpfr_sqrt(r21339, r21338, MPFR_RNDN);
        mpfr_atan(r21340, r21339, MPFR_RNDN);
        mpfr_mul(r21341, r21333, r21340, MPFR_RNDN);
        return mpfr_get_d(r21341, MPFR_RNDN);
}

static mpfr_t r21342, r21343, r21344, r21345, r21346, r21347, r21348, r21349, r21350;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(400);
        mpfr_init_set_str(r21342, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r21343, "1", 10, MPFR_RNDN);
        mpfr_init(r21344);
        mpfr_init(r21345);
        mpfr_init(r21346);
        mpfr_init(r21347);
        mpfr_init(r21348);
        mpfr_init(r21349);
        mpfr_init(r21350);
}

double f_dm(double x) {
        ;
        ;
        mpfr_set_d(r21344, x, MPFR_RNDN);
        mpfr_sub(r21345, r21343, r21344, MPFR_RNDN);
        mpfr_add(r21346, r21343, r21344, MPFR_RNDN);
        mpfr_div(r21347, r21345, r21346, MPFR_RNDN);
        mpfr_sqrt(r21348, r21347, MPFR_RNDN);
        mpfr_atan(r21349, r21348, MPFR_RNDN);
        mpfr_mul(r21350, r21342, r21349, MPFR_RNDN);
        return mpfr_get_d(r21350, MPFR_RNDN);
}