#include "suryaa.h"
void setup()
{
  pin_configure();
  Serial.begin(9600);
}
void loop()
{
  //Serial.println("hi");
  volatile long a=0,b=0,c=0,d=0,e=0,f=0;
  volatile long k;
  volatile long static y;
  a=digit_press5();
  for(k=0;k<100000;k++);
  Serial.println("the value of a is:");
  Serial.println(a);
  b=digit_press4();
  for(k=0;k<100000;k++);
    Serial.println("the value of b is:");
  Serial.println(b);
    c=a-b;
      Serial.println("the value ofc sum is:");
  Serial.println(c);
    if(c>9999)
    {
      output3(0x79);
      output5(0x79);
      output4(0x79);
      output2(0x79);
      for(k=0;k<20000000;k++);
      output3(0x00);
      output5(0x00);
      output4(0x00);
      output2(0x00);
    }
    else
      {
        if(c<0)
        {
          e=abs(c);
          Serial.println("the coverted  +ve number is:");
        Serial.println(e);
          for(k=0;k<100000;k++);
        d=count_digit(e);
        Serial.println("the vlue of the -ve count is:");
        Serial.println(d);
        if(d==0)
         {
          for(k=0;k<100000;k++)
         output2(0x3f);
         for(k=0;k<100000;k++)
         output2(0x00);
         }
         else
         {

        if(d==1)
        {
          count_digit1_display1(e);
        }
        else if(d==2)
        {
          count_digit1_display2(e);
        }
        else if(d==3)
        {
          count_digit1_display3(e);
        }
        else if(d==4)
        {
          output3(0x79);
          output5(0x79);
          output4(0x79);
          output2(0x79);
          for(k=0;k<2000000;k++);
          output3(0x00);
          output5(0x00);
          output4(0x00);
          output2(0x00);
        }
        }
        }
        
        
      else
      {
        f=count_digit(c);
        for(k=0;k<100000;k++);
         Serial.println("the vlue of the +ve count is:");
         Serial.println(d);
         if(f==0)
         {
         for(k=0;k<100000;k++);
         output2(0x3f);
         for(k=0;k<100000;k++)
         output2(0x00);
         }
         else
         {
       if(f==1)
        {
          count_digit_display1(c);
        }
        else if(f==2)
        {
          count_digit_display2(c);
        }
        else if(f==3)
        {
          count_digit_display3(c);
        }
        else if(f==4)
        {
          count_digit_display4(c);
        }
        }
      }
      }
  }







/*#include "suryaa.h"
void setup()
{
  pin_configure();
  Serial.begin(9600);
}
void loop()
{
  Serial.println("hi");
  volatile long a=0,b=0,c=0,d=0;
  volatile long k;
  volatile long static y;
  a=digit_press3();
  for(k=0;k<100000;k++);
  Serial.println("the value of a is:");
  Serial.println(a);
  b=digit_press4();
  for(k=0;k<100000;k++);
    Serial.println("the value of b is:");
  Serial.println(b);
    c=a+b;
      Serial.println("the value ofc sum is:");
  Serial.println(c);
    if(c>9999)
    {
      output3(0x79);
      output5(0x79);
      output4(0x79);
      output2(0x79);
      for(k=0;k<20000000;k++);
      output3(0x00);
      output5(0x00);
      output4(0x00);
      output2(0x00);
    }
    else
      {
        d=count_digit(c);
        Serial.println("the vlue of the count is:");
        Serial.println(d);
        if(d==1)
        {
          count_digit_display1(c);
        }
        else if(d==2)
        {
          count_digit_display2(c);
        }
        else if(d==3)
        {
          count_digit_display3(c);
        }
        else if(d==4)
        {
          count_digit_display4(c);
        }
      }
  }
*/




















































/*#include "suryaa.h"
void setup()
{
  pin_configure();
  Serial.begin(9600);
}
void loop()
{
  Serial.println("hi");
  volatile long a=0,b=0,c=0,d=0;
  volatile long k;
  volatile long static y;
  a=digit_press3();
  for(k=0;k<100000;k++);
  Serial.println("the value of a is:");
  Serial.println(a);
  b=digit_press4();
  for(k=0;k<100000;k++);
    Serial.println("the value of b is:");
  Serial.println(b);
    c=a+b;
      Serial.println("the value ofc sum is:");
  Serial.println(c);
    if(c>9999)
    {
      output3(0x79);
      output5(0x79);
      output4(0x79);
      output2(0x79);
      for(k=0;k<20000000;k++);
      output3(0x00);
      output5(0x00);
      output4(0x00);
      output2(0x00);
    }
    else
      {
        d=count_digit(c);
        Serial.println("the vlue of the count is:");
        Serial.println(d);
        if(d==1)
        {
          count_digit_display1(c);
        }
        else if(d==2)
        {
          count_digit_display2(c);
        }
        else if(d==3)
        {
          count_digit_display3(c);
        }
        else if(d==4)
        {
          count_digit_display4(c);
        }
      }
  }*/