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Friday, June 10, 2016

Calculator by C code

#include

double tk =0;
//double D_balance=0;
int eEbl_Card()
   {
       //int = kuno kichu purno shonkha buzhay . like as 1, 10 , 12 ,100
       //float= dosmik ase amon shongkha .ebong dosmik er pore 2 ta shongkha thake
    printf("Input your Valu:  ") ;
    scanf("%lf",&tk);
    printf("\nMy present balance: %lf",tk);
   }
   int add_balance()
   {
       double add_balance;
       printf("\ninput value for add: ");
       scanf("%lf",&add_balance);
       tk=tk+add_balance;
       printf("\nbalance after adding: %lf",tk);

   }
   int sub_balance()
   {
       double sub_balance;
        printf("\ninput value for subtruct: ");
       scanf("%lf",&sub_balance);
       tk=tk-sub_balance;
       printf("\nbalance after sudstruction: %lf",tk);

   }
   int multi_balance()
   {
      double multi_balance;
        printf("\ninput value for multiply: ");
       scanf("%lf",&multi_balance);
       tk=tk*multi_balance;
       printf("\nbalance after multiply: %lf",tk);
   }
   int Divide_balance()
   {
     double D_balance=0;
      printf("\ninput value for Divide: ");
       scanf("%lf",&D_balance);
       tk=tk/D_balance;
       printf("\nbalance after divide: %lf",tk);
   }

   int new_entry()
   {
     double tk =0;
     if_else();
   }
   void if_else()
   {
       double addSubMulDiv;
       printf("\nHelp : \nPress 1 for add\nPress 2 for substraction\nPress 3 for Multiply\nPress 4 for Divided \npress 5 for exit\n");
       scanf("%lf",&addSubMulDiv);
       if (addSubMulDiv==1)
       {

         add_balance();
       }

       if (addSubMulDiv==2)
       {

         sub_balance();
       }
       if (addSubMulDiv==3)
       {

         multi_balance();
       }
       if (addSubMulDiv==4)
       {

         Divide_balance();
       }
       if(addsubMulDiv==5)
       {
           new_entry();
       }
return if_else();
   }

// jodi function main er pore likhe tahole proto tpe dite hoy . jodi age tahole prototype dite hoy na .
void main()
{
   printf("CALCULATOR\n") ;
   eEbl_Card();
   //add_balance();
   //sub_balance();
  // multi_balance();
   //Divide_balance();
   if_else();
   new_entry();
   //add_balance();
   //subtruct_balance();


}

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