Average of every third number

Q : Write a ‘C’ program to compute the average of every third integer lying between 1 and 200? Include  appropriate documentation?

Solution :

#include<stdio.h>

void main()

{

     int i,sum,avg;

     for(i=1,sum=0;i<=200;i=i+3)

print a character as per given number

Q : Write a program having function print_char( ) which receives a character and n integer as arguments. The function should print n times the entered character.

Solution : 

#include<stdio.h>

void print_char(char,int);

void main()

What is pointer? How is it initialized? What is indirection operator? What is the scale factor

Q : What is pointer? How is it initialized? What is indirection operator? What is the scale factor?

Solution: 

Pointer

A pointer is a special type of variable which hold physical address of a non pointer variable.Symbol * is used to make a pointer variable. Programmer can change a variable value from another location with the help of pointer. Call reference is an example of pointer , in which  a variable physical address pass to a function and any change made inside of function direct affect actual value of passed variable due to pointer.

Structure C#

namespace ConsoleApplication1

{

    struct School

    {

        public int roll;

        public string name;

        public string city;

    }