C PRACTICAL / SIMPLE CALCULATOR

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>> /* WRITE MENU DRIVEN C PROGRAM FOR SIMPLE CALCULATOR. */

#include<stdio.h>
#include<conio.h>
void main()
{
   int a,b;
   char c;
   clrscr();

   printf("+ addition\n");
   printf("- subtraction\n");
   printf("* multiplication\n");
   printf("/ divisible\n");
   printf("% modulo\n");

   printf("select any one :\n");
   scanf("%c",&c);

   printf("enter any two number :\n");
   scanf("%d%d",&a,&b);

   switch(c)
   {
      case'+':
printf("addition of two number : %d\n",a+b);
break;
      case'-':
printf("subtraction of two number : %d\n",a-b);
break;
      case'*':
printf("multiplication of two number : %d",a*b);
break;
      case'/':
printf("divisibl of two number : %d\n",a/b);
break;
      case'%':
printf("modulo of two number : %d\n",a%b);
break;
      default:
printf("please try again \n");

   }
   getch();
}

    /*  OUTPUT  */
=======================

 + addition
 - subtraction
 * multiplication
 / divisible\n
 % modulo
 select any one :
 +
 enter any two number :
 10
 20 
 addition of two number : 30

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