// file: lecture_10/example_00.cc
//
// a simple function that doesn't do much
//

// system include files
//
#include "example.h"

// function: my_function
//
// arguments:
//  long arg1: the first argument
//  long arg2: the second argument
//
// return: a bool indicating status
//
bool my_function(long argv1, long argv2) {

  // do some bnit-level stuff
  //
  /*
  unsigned char a = 5, b = 9; // a = 5(00000101), b = 9(00001001)
  printf("a = %d, b = %d\n", a, b);
  printf("a&b = %d\n", a&b); // The result is 00000001
  printf("a|b = %d\n", a|b);  // The result is 00001101
  printf("a^b = %d\n", a^b); // The result is 00001100
  printf("~a = %d\n", a = ~a);   // The result is 11111010
  printf("b<<1 = %d\n", b<<1);  // The result is 00010010
  printf("b>>1 = %d\n", b>>1);  // The result is 00000100
  */

  // exit gracefully
  //
  return true;
}

// function: poly
//
// arguments:
//  float a: ...
//  float b: ...
//  float c: ...
//
// return: a float containing the result
//
float poly(float a, float b, float c, float x) {

  return a*x*x + sin(b*x) + cos(c);

}