I have some problems:
- How can I erase a file?
- How can I create a random string has 8 letters?
This is my code to create a random string has 8 letters:

char *b="";
int ...

Thank you for your helps :)

I have small question:
How can I create a random string from 'a' to 'z'?
thank you!

I have just learnt C so I always meet some problem
Could you tell me the meaning of this code?

void InsertListOrder(Nodeptr &Head,Nodeptr G)
{
Nodeptr P, Q;
P = Head;
while (P...

This is my code:

#include<stdio.h>
#include<conio.h>
#include<alloc.h>
#include<string.h>
#include<dos.h>
typedef struct node *nodeptr;
typedef int infor;
struct node

My mistakes of program:
- Can not convert 'node*' to 'node**'
- Can not convert 'node**' to 'node*'
- Function should return a value
I don't understand these mistakes. Could you help me?Thank...

I'm learning linked list. I have a question: How can I connect 2 linked list ? Thank you!:)

I have some problem with linked list FIFO(first in first out).
This is my code:

typedef int datatype;
typedef struct node *nodep;
struct node *first,*last,*p;
struct node
{
datatype...

I have just finished my program! Thank you all of you :D

... but it stop reading at the first line and not jump to second line. Could you help me at this point?
thank you!

Here is my code :

#include<conio.h>
#include<stdio.h>
main()
{
clrscr();
int v[10],v1[10],i=0,j,t,k,number,count=0;
FILE *f ;
f=fopen("numbers.inp","r");

I try but I can't run my program.
Have EOL (end of line) in C?
I know only EOF. I used fgets but it read for char

If I caculate sum of numbers line by line.
This file "data.inp" have numbers:
6 3 5 4 5
2 5 3 1
5 8 7 9
2 5 6 3 5 8 4 6
I want the result is:
23
11
29

I have a question:
I have a file named "data.inp". This file have numbers:
6 3 5 4 5
2 5 3 1
5 8 7 9
2 5 6 3 5 8 4 6
If I want more line of numbers, I will add numbers.
But I don't know how to...

thanks, all of you!
my program has run well!:p

I try but my program is not OK. The result is same as before. It is not change anything

I have a question:

I create a file named "number.inp". This file has a row of numbers:

5 4 4 3 3 3 2

note: 5 is the first number, haven't any space or char in front of 5