#include<stdio.h>
#include<conio.h>
#include<math.h>

#define PI 22.0/7.0

main()
{
	float theta[5],x[5],act_val,acc,sum,term;
	int i,j,nterms;
	unsigned short int code;
	clrscr();
	printf("\ncode = 1 For number of terms to be criterion");
	printf("\ncode = 2 For accuracy to be criterion");
	printf("\ninput code:");
	scanf("%d",&code);
	printf("\nInput any five angles...");
	for(i=0;i<5;i++)
	{
		scanf("%f",&theta[i]);
		x[i]=PI/180.*theta[i];
	}
	switch(code)
	{
		case 1:
		printf("\n\nInput the number of terms:");
		scanf("%d",&nterms);
		printf("\nangle calculated value of sine(x)     sin(x) using library function");
		printf("\n~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~");
		for(i=0;i<5;i++)
		{
			sum = x[i];
			term = x[i];
			act_val = sin(x[i]);
			for(j=1;j<=nterms;j++)
			{
				term = -term * x[i] * x[i]/((2.*j)*(2.*j+1.));
				sum += term;
			}
			printf("\n\n %.2f %19.3f %26.3f",theta[i],sum,act_val);
		}
		break;

		case 2:
		printf("\n\nInput accurcy:");
		scanf("%f",&acc);
		printf("\nangle calculated value of sin(x)   sin(x) using library function");
		for(i=0;i<5;i++)
		{
			sum = x[i];
			term = x[i];
			act_val = sin(x[i]);
			j = 1;
			do
			{
				term = -term * x[i] * x[i] /((2.*j)*(2.*j+1.));
				sum += term;
				j++;
			}
			while(acc<=fabs(fabs(sum)-act_val));
			printf("\n\n %.2f %19.3f %26.3f",theta[i],sum,act_val);
		}
	}
	getch();
}