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

int main(int argc, char *argv[]){
  double x=3.14159;
  int i;
  printf("argc is %d\n", 	argc);
  for(i=0;i<argc;i=i+1){
    printf("argv[%d] is %s\n", 	i, argv[i]);
    };
  printf("input:\t%g\n", 	x);
  printf("sine:\t%g\n", 	sin(x));
  printf("cosine:\t%g\n", 	cos(x));
  printf("sqrt:\t%g\n", 	sqrt(x));
  /*  
  Multiple Line Comments
  */
  return 0;
}