//kopirajt baj kriejtr najntinajntiejt
#include <stdio.h>
#include <math.h>

void main(void)
{
	float r1,r2,f1,f2,x1,x2,y1,y2;

	printf("Unesi dvije tocke u radijanima .. r1,f1 i r2,f2 ");
	scanf("%f %f %f %f", &r1, &f1, &r2, &f2);
	x1=r1*cos(f1);
	x2=r2*cos(f2);
	y1=r1*sin(f1);
	y2=r2*sin(f2);
	printf(" x-%4.2f       y-%4.2f\n", x1, y1);
	printf("--------- = ---------\n");
	printf("%4.2f-%4.2f   %4.2f-%4.2f\n", x2, x1, y2, y1);
}