conversion between Octal to Decimal

#include<stdio.h>
int main()
//conversion between Octal to Decimal
{
       int num;
   printf("Enter any Octal number : \n");
   scanf(" %o",&num);
   printf("Decimal number: %d",num);//The dot in a decimal number is called a decimal point.
   getch();
    return 0;

}