61 lines
1012 B
C
61 lines
1012 B
C
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#include <stdio.h>
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// 80 chars line is too long to test so i shorten to 10
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#define MAXLINE 30
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#define MAXTEXT 3000
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#define SELECTION_LENGTH 10
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int _getline(char line[], int maxline);
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int copy(char to[], int head, char from[]);
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main()
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{
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int len;
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int longest_lines_head;
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char line[MAXLINE];
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char longest_lines[MAXTEXT];
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longest_lines_head = 0;
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while ((len = _getline(line, MAXLINE)) > 0 && longest_lines_head < MAXTEXT)
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if (len > SELECTION_LENGTH)
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{
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longest_lines_head = copy(longest_lines, longest_lines_head, line);
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}
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printf("%s\n", longest_lines);
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return 0;
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}
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int _getline(char s[], int lim)
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{
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int c, i, j;
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for (i = 0; (c = getchar()) != '\n'; ++i)
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{
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if (i < lim - 1)
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s[i] = c;
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}
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j = i;
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if (j > lim - 1)
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j = lim - 1;
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s[j] = '\0';
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return i;
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}
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int copy(char to[], int head, char from[])
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{
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int from_i;
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int to_i;
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from_i = 0;
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to_i = head;
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while ((to[to_i] = from[from_i]) != '\0' && to_i < MAXTEXT - 1)
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{
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++to_i;
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++from_i;
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}
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to[to_i] = '\n';
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return to_i + 1;
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}
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