Program to read a file in C

#include <stdio.h>
#include <stdlib.h>

int main()
{
   char ch, file_name[25];
   FILE *fp;

   printf("Enter the name of file you wish to seen");
   gets(file_name);

   fp = fopen(file_name,"r"); // read mode

   if( fp == NULL )
   {
      perror("Error while opening the file.n");
      exit(EXIT_FAILURE);
   }

   printf("The contents of %s file are :n", file_name);

   while( ( ch = fgetc(fp) ) != EOF )
      printf("%c",ch);

   fclose(fp);
   return 0;
}

Output

Enter the name of file you wish to see
hello.txt

The contents of %s file are :

Hello World