#include <stdio.h>
#include <conio.h>
#include <iostream.h>
float s,sum;
int j,c;

float sine(float k)
{int i;
s=1.0;
for(i=1;i<=2*j+1;i++)s=s*k/i;
sum=sum+c*s;
c=c*(-1);
return sum;
}

void main(void)
{float a,x,pi,ans;
pi=3.14159265358979323846;
do
{clrscr();
cout<<" Enter your angle(c):";
cin>>"%f",&a;
if(a>=360)a=a-float(int(a/360)*360);
x=a*pi/180;
sum=0;
c=1;
for(j=0;j<=10;j++)ans=sine(x);
cout<<" Sine %2.0fC=%5.3f",a,ans;
cout<<" Do you want to continue(y/n)?";
}while(getch()!=n);
}