File operations in C program

/* C Program to read data from keyword and store into a file xyz.txt*/

#include<stdio.h>
int main()
{

FILE *fp;
char ch;
fp=fopen("abc.txt","w");
if(fp==NULL)
{
printf("File opening error...");
return 0;
}
printf("Enter your data:\n");
while((ch=getchar())!=EOF)
{
fputc(ch,fp);
}
printf("Data stored sucessfully...");
fclose(fp);
return 0;
}


INPUT/OUTPUT:

Enter your data:
this is a sample file
^Z
Data stored sucessfully...
Content of xyz.txt file:
this is a sample file