/* Exercise 1-17. Write a program to print all input lines that are longer than
    80 characters. */
#include <stdio.h>

#define MIN 81          /* minimum size for line to be printed */
#define MAXLINE 1000    /* maximum input line size */

int my_getline(char line[], int maxline);

main()
{
    int len;            /* current line length */
    char line[MAXLINE]; /* current input line */

    while ((len = my_getline(line, MAXLINE)) > 0)
        if (len >= MIN)
            printf("%s", line);
    return 0;
}

/* getline:  read a line into s, return length */
int my_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;
        ++i;
    }
    s[i] = '\0';
    return i;
}