#include <stdio.h>
#include <stdlib.h>
#include <gmp.h>
mpf_t sum,term,i;
mp_exp_t expo;
mpz_t inc;
#define to4nost 0x1000 // here growing number 0xffffffff - max
int main()
{

	mpf_init2(sum,to4nost);
	mpf_init2(term,to4nost);
	mpf_init2(i,0xfffffff);
	mpf_set_ui(sum,1);
	mpf_set_ui(term,1);
	mpz_init(inc);
	mpz_set_ui(inc,1);
	FILE* f;
lab:
	mpf_set_z(i,inc);
	mpf_div(term,term,i);
	mpf_add(sum,sum,term);
	f=fopen(mpz_get_str(NULL,10,inc),"wb");
	fprintf(f,"%s\n",mpf_get_str(NULL,&expo,10,0,sum));
	fflush(f);
	fclose(f);
	mpz_sub_ui(inc,inc,3);
	remove(mpz_get_str(NULL,10,inc));
	mpz_add_ui(inc,inc,4);
	goto lab;
	return 0;
}