void calculate_price()

if(distance>=100){value_start=value_start+(chot*(distance/100)); distance=distance%100;}

distance=distance%100;

Price[0]=value_start/100000;//123456/100000= 1
 Price[1]=value_start/10000 %10;//123456/10000= 12  %10=2
 Price[2]=value_start/1000%10;//123456/1000= 123  %10=3
 Price[3]=value_start/100%10;//123456/100= 1234   %10=4
 Price[4]=value_start/10%10;//123456/10= 12345    %10=5
 Price[5]=value_start%10;//      %10=6

if(Price[0]==0 && Price[1]==0) Price[0]=11;// 11 mean 7seg oFF
 if(Price[0]==11 && Price[1]==0)Price[1]=11;// 11 mean 7seg oFF

else if(transfer_display==5)
                                   {
                                      for(x=0;x<8;x++) //
                                                      {
                                                       if( colomn==2 )point=127;
                                                       else point=255;
                                                       if(Check_bit((segment[price[colomn]]& point) ,7-x))DS1=1;
                                                       else DS1=0;
                                                       SH1=0;SH1=1;
                                                      }
                                    }

const char segment[]={192,249,164,176,153,146,130,248,128,144,191,255};

check_price=0;

const char chot1 =30;    // this value for Price calculate
const char chot2 =45;    // this value for Price calculate
const char price_initial_1=125;
const char price_initial_2=200;
const char meter_100=100; // mean 100 meter

if(AM_PM==0)hours_price = hours;
      else if(AM_PM==1)hours_price = hours+12;
      if(hours_price>=5 && hours_price < 21)Price_change=0;// Price value start from 125
      else  Price_change=1;// Price value start from 200

if(ggg>30  && (kk==255  || check_price==1) && messge==0){ggg=0;update_data(); }

if(start==1 && message_cont>1000)//2sec
                                         { // finish for display message start
                                          start=2;
                                          transfer_display=5;// show Price value
                                          old_value=0;
                                          colomn=0; // run 7seg start from 1
                                          end_digit=6;// run 6   7seg
                                          if(Price_change==0)value_start=price_initial_1;// Price start from 125
                                          else if(Price_change==1)value_start=price_initial_2;// Price start from 200
                                          distance=0;// initial value
                                          check_price=0;// this char equal 1 if complete measuring distance , where every 3 sec complete mesauring
                                          Price_cont=0;// reset counter time
                                          sw_speed_flag=1;// active function speed_measuring() to calcalute distance
                                          sw_speed_cont=0;//reset counter time
                                          calculate_price();// now only display 0.125 after that start   calcalute
                                         }

void calculate_price()

if(AM_PM==0)hours_price = hours;
 else if(AM_PM==1)hours_price = hours+12;
 if(Price_change==0)// Price value start from 125
                  {
                   if(distance>=meter_100 ){value_start=value_start+(chot1*(distance/100)); distance=distance%100;} // ex if distance =150m then distance/100=1  and must be put 50 in distance not put 0
                   else if(distance<2 && Price_cont>5000){price_cont=0; value_start +=chot1;}
                  }
 else if(Price_change==1) // Price value start from 200
                         {
                          if(distance>=meter_100 ){value_start=value_start+(chot2*(distance/100)); distance=distance%100;} // ex if distance =150m then distance/100=1  and must be put 50 in distance not put 0
                          else if(distance<2 && Price_cont>5000){price_cont=0; value_start +=chot2;}
                         }