#include<stdio.h>
#include<math.h>	
int main(void)
{
float  x;
scanf("%f",&x);
printf("input:\t\t%f\n",x);
printf("sin(x):\t\t%f\n",sinf(x));
printf("cos(x):\t\t%f\n",cosf(x));
printf("sqrt(x):\t%f\n",sqrt(x));
return 0;
}