#include <stdio.h>
#define MAXLINE 1000

int mygetline(char line[], int maxline);
void copy(char to[], char from[]);

/* print longest input line */
int main()
{
    int len, max;                             /* current, max lenght */
    char line[MAXLINE+1], longest[MAXLINE+1]; /* current, longest line; +1 for \0 */

    max = 0;
    while ((len = mygetline(line, MAXLINE)) > 0)
        if (len > max) {
            max = len;
            copy(longest, line);
        }

    if (max > 0) {
        printf("%d ", max);
        if (max <= MAXLINE && longest[max-1] == '\n') {
            longest[max-1] = '\\';
            printf("\n%sn\n", longest);
        } else if (max <= MAXLINE) {
            printf("\n%s\n", longest);
        } else
            printf("(first %d chars)\n%s...\n", MAXLINE, longest);
    } else
        printf("No lines found\n");
    return 0;
}

/* mygetline : read part of line smaller than lim-1 into s, return length */
int mygetline(char s[], int maxline)
{
    int c, i;

    for (i=0; (c=getchar()) != EOF; ++i) {
        if (i < maxline)
            s[i] = c;
        if (c == '\n') {
            ++i;
            break;
        }
    }    

    if (i < maxline)
        s[i] = '\0';
    else
        s[maxline] = '\0';

    return i;
}

/* copy : copy 'from' to 'to'; assume 'to' is big enough */
void copy(char to[], char from[])
{
    int i;

    for(i = 0; (to[i] = from[i]) != '\0'; ++i)
        ;
}