#include <iostream.h>
    #include <math.h>
    #include <iomanip.h>

    typedef double (*uf)(double,double,int &);
    void table(double,double,double,double, uf);
    double y(double,double,int &);
    double s(double,double,int &);

    int main()
    {
            cout << setw(8) << "x"<< setw(15) << "y(x)" << setw(10) <<"k" << endl;
            table(-1,1,0.1,0.001,y);
            cout << endl;
            cout << setw(8) << "x"<< setw(15) << "s(x)" << setw(10) <<"k" << endl;
            table(-1,1,0.1,0.001,s);
            return 0;
    }

    void table(double a,double b,double h,double eps,uf fun )
    {
            int k=0;
            double sum;
            for (double x=a; x<=b+h/2; x+=h)
            {
                    sum=fun(x,eps,k);
                    cout << setw(8) << x << setw(15) << sum << setw(10) <<k << endl;
            }
    }

    double y(double x, double eps, int &k)
    {
            return -x+asin(x);
    }

    double s(double x, double eps, int &k)
    {
            double a,c,sum;
            sum=a=c=x;
            k=1;
            while (fabs(c)>eps)
            {
                    c=pow(x,2)*(2*k-1)/(2*k*(2*k+1));
                    a*=c;
                    sum+=a;
                    k++;
            }
            return sum;

    }