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

int main(void) {
	
	double angle, sin_val, cos_val, tan_val;
	
	printf("각도 (라디안) 입력: ");
	scanf("%lf", &angle);
	
	sin_val = sin(angle);
	cos_val = cos(angle);
	tan_val = tan(angle);
	
	printf("sin(%.2lf) = %lf\n", angle, sin_val);
	printf("cos(%.2lf) = %lf\n", angle, cos_val);
	printf("tan(%.2lf) = %lf\n", angle, tan_val);
	
	return 0;
}