Global & Local Decloration

    #include<stdio.h>
    #include<conio.h>     //Example for global declaration
    #define a 10

    main()
    {
     int b=20;      //expample for local declaration
     clrscr();

    printf("The Global Variable value is: %d\n",a);
    printf("The Local Variable value is: %d",b);

    getch();

    }

Out put is: