#include <stdio.h>
#include <conio.h>

int main(void)
{
    printf("Enter the filename: ");
    char filename[30];
    scanf("%s",filename);
    printf("Trying to read %s \n",filename);
    char c = '\n';
    int i = 1;
    FILE * f = fopen(filename,"r");
    while (!feof(f))
    {
          if (c == '\n')
             printf("",i++);
          c = fgetc(f);
          putchar(c);
    }
    fclose(f);
    getch();
    return 0;
}