#include <stdio.h>
#include <math.h>
int main()
{
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;
}