K and R C, Solution to Exercise 5-13:
K and R C Programs Exercises provides the solution to all the exercises in the C Programming Language (2nd Edition). You can learn and solve K&R C Programs Exercise.
C Program which prints the last n lines of its input. By default, n is 10, let us say, but it can be changed by an optional argument, so that
tail -n
prints the last n lines.The program should behave rationally no matter how unreasonable the input or the value of n.Read more about C Programming Language .

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

#define DEFAULT_NUM_LINES      10
#define MAX_LINE_LEN           1000


int getline(char s[], int lim)
{
 int c, i;

 for (i = 0; i < lim - 1 && (c = getchar()) != EOF && c != 'n'; i++)
  s[i] = c;
 if (c == 'n')
  s[i++] = c;
 s[i] = '