#include <stdio.h>
#include <limits.h>

void char_demo(){
  unsigned char c1 = 'A';
  unsigned char c2 = 65;

  printf("char c1 = %c, int c1 = %d, binary c1 = 0x%x\n", c1, c1, c1);
  printf("char c2 = %c, int c2 = %d, binary c2 = 0x%x\n", c2, c2, c2);
}

void exercise4(){
  unsigned char x = 150;
  unsigned char y = 51;
  unsigned char z;

  z = ~x;
  printf("~150 = %u\n",z);
  z = !x;
  printf("!150 = %u\n",z);
  z = x & y;
  printf("150 & 51 = %u\n",z);
  z = x | y;
  printf("150 | 51 = %u\n",z);
  z = x && y;
  printf("150 && 51 = %u\n",z);
  z = x || y;
  printf("150 || 51 = %u\n",z);
  z = x << 2;
  printf("150 << 2 = %u\n",z);
  z = x >> 2;
  printf("150 >> 2 = %u\n",z);

}

void arithmetic_demo1(){
  unsigned char a = 5;
  unsigned char b = 6;
  unsigned char c = 200;
  unsigned char d = 100;
  unsigned char x;

  x = a+b;
  printf("5 + 6 = %u\n",x);
  x = c+d;
  printf("200 + 100 = %u\n",x);
}

void arithmetic_demo2(){
  unsigned char a = 5;
  unsigned char b = 6;
  unsigned char c = 200;
  unsigned char d = 3;
  unsigned char x;

  x = a*b;
  printf("5 * 6 = %u\n",x);
  x = c*d;
  printf("200 * 3 = %u\n",x);
}


int main(int argc, char** argv){
  //char_demo();
  
  //exercise4();

  arithmetic_demo1();

  //arithmetic_demo2();

  return 0;
}