53 lines
952 B
C
53 lines
952 B
C
#include <stdio.h>
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#define MAXLINE 1000
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int getline( char line[], int maxline);
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void copy(char to[], char from[]);
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/* print longest input line */
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main()
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{
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int len; /* current line length */
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int max; /* maximum length seen so far */
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char line[MAXLINE]; /* current input line */
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char longest[MAXLINE]; /* longest line saved here */
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max = 0;
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while ((len = getline(line, MAXLINE)) > 0)
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if (len > max) {
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max = len;
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copy(longest, line);
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}
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if (max > 0) { /* there was a line */
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printf("%s", longest);
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}
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return 0;
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}
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/* getline: read a line into s, return length */
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int getline(char s[], int lim)
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{
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int c, i;
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for (i=0; i<lim-1 && (c=getchar()) !=EOF && c != '\n'; ++i)
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s[i] =c;
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if (c == '\n') {
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s[i] = c;
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++i;
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}
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s[i] = '\0';
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return i;
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}
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/* copy: copy 'from' into 'to'; assume to is big enough */
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void copy (char to[], char from[])
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{
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int i;
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i = 0;
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while ((to[i] = from[i]) != '\0')
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++i;
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}
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