#include <math.h>
#include <chplot.h>
int main() {
int numpoints = 36;
array double x[numpoints], y[numpoints];
class CPlot plot;
linspace(x, -360, 30);
y = sin(x*M_PI/180); // Y-axis data.
plot.axisRange(PLOT_AXIS_X, 50, -400, -30);
plot.data2D(x, y);
plot.plotting();
}