>>543
#include <stdio.h>
#include <math.h>

int main(void){
int x;
double y, a, b;
printf("x(°)=");
scanf("%d", &x);
y = (double)x / 180 * M_PI;
a = sin(y);
b = cos(y);
printf("sin(x)=%f,cos(x)=%f\n", a, b);
return 0;
}