sinx_with_20_value.c

#include<stdio.h>
#include<math.h>
void main()
{
    float x, x1, x2, y, dx, pi;
    int i, n = 20;
    pi = 4.0*atan(1.0);
    printf("Supply x1 and x2 in units of pi \n");
    scanf("%f, %f", &x1, &x2);
    x1 = x1*pi;
    x2 = x2*pi;
    dx = (x2-x1)/(float)(n);
    for(i = 0; i<=n; i++)
    {
        x = x1 + i*dx;
        y = sin(x);
        printf("%6.2f %6.2f \n", x, y);
    }
}