#include <stdio.h>
#include <math.h>
#define PI 3.14159265359
void main()
{
    int i, n;
    float x, sum, t;

    printf(" Enter the value for x : ");
    scanf("%f",&x);

    printf(" Enter the value for n : ");
    scanf("%d",&n);

    x=x*PI/180;
    t=x;
    sum=x;

    for(i=1;i<=n;i++)
    {
        t=(t*(-1)*x*x)/(2*i*(2*i+1));
        sum=sum+t;
    }

    printf(" The value of Sin(%f) = %.3f",x,sum);
}