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How i can view all my older threads...please help

//PROGRAM TO REVERSE THE 5 DIGIT NUMBER
#include <stdio.h>
void main()
{

int num, i = 0;

char rev[5];

printf("Enter any 5 digit number\n");

What's the difference between Proxy server and ordinary server?
and Difference between Proxy server and firewall?

What i have to say and how i can clarify , through interview point? PLS HELP.
...

What's the difference between Proxy server and ordinary server?
and Difference between Proxy server and firewall?

What i have to say and how i can clarify , through interview point? PLS HELP.
...

void main()
{
int i;
for(i = 0; i <= 10; ++i);
printf("%d ", i);
}
In the above program , we are pre-incrementing i, even though the output is 1-10 , which is the case for post...

#include <stdio.h>

void main()
{
int x = 10 ;

3 = x;

}

How to create a new thread , PLEASE HELP ME!!!

I keep getting segfaults when trying to run the code below. It seems Runtime error due to the line the *end = *begin; . Why is that?


#include <stdio.h>
#include <string.h>

void...

What does space in scanf() exactly mean????


what's the difference between these two:

scanf("%d ", &num);

and

scanf("%d", &num);

include <stdio.h>

void abc(struct sss );


void main()
{
struct sss
{
int i;

#include<stdio.h>

void main()
{

char a = 'AB';

printf("%c", a);
}

I have added necessary code.

How to make a member function of one class , the friend function of another class:


class car
{
private:
int speed;

char color[20];

which is latest version visual c++ or dev c++ and which we have to use , recently for giving interviews at IT Co's. THANKS.

void main()
{

char name[20];

name = "omshanti";

cout << name;

}

{
int*ptr = (int*)malloc(10*sizeof(int));

ptr = realloc(ptr, 20*sizeof(int));

}

As realloc function is used to dynamically reallocate the memory and ptr is a pointer which points the...

What are Function pointers , what are the benefits of using it?

Thanks..

struct emp
{
char name[20];
int age;

float sal;
}e1 = {"hello", 24, 2345.67}, e2 = {"hi", 34, 45678.89};


void main()

ok Thanks...

I am unable to get "reference to a pointer".
Here:

char*p = "hello";
char*&k = p;


while creating reference to a pointer why we have to write *&k , why not &*k?

int main()
{
int* ptr;
int n, i;

printf("How many numbers you want to enter: -");

scanf("&#37;d", &n);

if((ptr = (int*)malloc(n * sizeof(int))) == 0)/// if we skip this statement??

Thx , now i got it.... I am unable to What is the use of Function Pointers in C and C++language?.

But. if we write:

void main()
{
int x = 10;

const int*ptr = &x;

x = 12;

I am unable to get this:

as we say int const*ptr; means ptr is a pointer to an const int.

In a example:

int x = 10;
int const*ptr = &x;

//Here *ptr = 12// will give error...

I am unable to get this:

as we say int const*ptr; means ptr is a pointer to an const int.

In a example:

int x = 10;
int const*ptr = &x;

//Here *ptr = 12// will give error...