Program to understand remove() function.

using codeblocks
--------------------------------------------------------------------------------------------
//understanding remove() function
#include <stdio.h>
#include<conio.h>

int main()
{
  char file_name[40];
  FILE *k;
  printf("enter file name with extension .txt\n");
  gets(file_name);

k=fopen("file_name","w");
if(k==NULL)
{
    printf("sorry,  not found\n ");
}
else
{
    remove("file_name");
    printf("the entered file removed successfully");
}
    getch();
    return 0;
}

//note: We do not need to open file here. We can do without opening too(from line 19).
/*i.e
//understanding remove() function
#include <stdio.h>
#include<conio.h>

int main()
{
  char file_name[40];
  printf("enter file name with extension .txt\n");
  gets(file_name);

    remove("file_name");
    printf("the entered file removed successfully");

    getch();
    return 0;
}
*/