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

char *name = "arccos";

double f_if(float x) {
        float r20427 = 2;
        float r20428 = 1;
        float r20429 = x;
        float r20430 = r20428 - r20429;
        float r20431 = r20428 + r20429;
        float r20432 = r20430 / r20431;
        float r20433 = sqrt(r20432);
        float r20434 = atan(r20433);
        float r20435 = r20427 * r20434;
        return r20435;
}

double f_id(double x) {
        double r20436 = 2;
        double r20437 = 1;
        double r20438 = x;
        double r20439 = r20437 - r20438;
        double r20440 = r20437 + r20438;
        double r20441 = r20439 / r20440;
        double r20442 = sqrt(r20441);
        double r20443 = atan(r20442);
        double r20444 = r20436 * r20443;
        return r20444;
}


double f_of(float x) {
        float r20445 = 2;
        float r20446 = 1;
        float r20447 = x;
        float r20448 = r20446 - r20447;
        float r20449 = r20446 + r20447;
        float r20450 = r20448 / r20449;
        float r20451 = sqrt(r20450);
        float r20452 = atan(r20451);
        float r20453 = r20445 * r20452;
        return r20453;
}

double f_od(double x) {
        double r20454 = 2;
        double r20455 = 1;
        double r20456 = x;
        double r20457 = r20455 - r20456;
        double r20458 = r20455 + r20456;
        double r20459 = r20457 / r20458;
        double r20460 = sqrt(r20459);
        double r20461 = atan(r20460);
        double r20462 = r20454 * r20461;
        return r20462;
}

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 r20463, r20464, r20465, r20466, r20467, r20468, r20469, r20470, r20471;

void setup_mpfr_f_im() {
        mpfr_set_default_prec(400);
        mpfr_init_set_str(r20463, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r20464, "1", 10, MPFR_RNDN);
        mpfr_init(r20465);
        mpfr_init(r20466);
        mpfr_init(r20467);
        mpfr_init(r20468);
        mpfr_init(r20469);
        mpfr_init(r20470);
        mpfr_init(r20471);
}

double f_im(double x) {
        ;
        ;
        mpfr_set_d(r20465, x, MPFR_RNDN);
        mpfr_sub(r20466, r20464, r20465, MPFR_RNDN);
        mpfr_add(r20467, r20464, r20465, MPFR_RNDN);
        mpfr_div(r20468, r20466, r20467, MPFR_RNDN);
        mpfr_sqrt(r20469, r20468, MPFR_RNDN);
        mpfr_atan(r20470, r20469, MPFR_RNDN);
        mpfr_mul(r20471, r20463, r20470, MPFR_RNDN);
        return mpfr_get_d(r20471, MPFR_RNDN);
}

static mpfr_t r20472, r20473, r20474, r20475, r20476, r20477, r20478, r20479, r20480;

void setup_mpfr_f_fm() {
        mpfr_set_default_prec(400);
        mpfr_init_set_str(r20472, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r20473, "1", 10, MPFR_RNDN);
        mpfr_init(r20474);
        mpfr_init(r20475);
        mpfr_init(r20476);
        mpfr_init(r20477);
        mpfr_init(r20478);
        mpfr_init(r20479);
        mpfr_init(r20480);
}

double f_fm(double x) {
        ;
        ;
        mpfr_set_d(r20474, x, MPFR_RNDN);
        mpfr_sub(r20475, r20473, r20474, MPFR_RNDN);
        mpfr_add(r20476, r20473, r20474, MPFR_RNDN);
        mpfr_div(r20477, r20475, r20476, MPFR_RNDN);
        mpfr_sqrt(r20478, r20477, MPFR_RNDN);
        mpfr_atan(r20479, r20478, MPFR_RNDN);
        mpfr_mul(r20480, r20472, r20479, MPFR_RNDN);
        return mpfr_get_d(r20480, MPFR_RNDN);
}

static mpfr_t r20481, r20482, r20483, r20484, r20485, r20486, r20487, r20488, r20489;

void setup_mpfr_f_dm() {
        mpfr_set_default_prec(400);
        mpfr_init_set_str(r20481, "2", 10, MPFR_RNDN);
        mpfr_init_set_str(r20482, "1", 10, MPFR_RNDN);
        mpfr_init(r20483);
        mpfr_init(r20484);
        mpfr_init(r20485);
        mpfr_init(r20486);
        mpfr_init(r20487);
        mpfr_init(r20488);
        mpfr_init(r20489);
}

double f_dm(double x) {
        ;
        ;
        mpfr_set_d(r20483, x, MPFR_RNDN);
        mpfr_sub(r20484, r20482, r20483, MPFR_RNDN);
        mpfr_add(r20485, r20482, r20483, MPFR_RNDN);
        mpfr_div(r20486, r20484, r20485, MPFR_RNDN);
        mpfr_sqrt(r20487, r20486, MPFR_RNDN);
        mpfr_atan(r20488, r20487, MPFR_RNDN);
        mpfr_mul(r20489, r20481, r20488, MPFR_RNDN);
        return mpfr_get_d(r20489, MPFR_RNDN);
}