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

#define MAXLINE 1000

int getline(char *line, int max);

/* find: print lines that match pattern from first argument */

int main(int argc, char *argv[])  {

	char line[MAXLINE];
	int  found = 0;

	if (argc !- 2)  
		printf("Usage: find pattern\n");
	else
		while (getline(line, MAXLINE) > 0)
			if (strstr(line, argv[1] != NULL)  {
				printf("%s", line);
				found++;
			}

	return found;
}


/* getline: get input line into s, return length */
int getline(char s[], int lim)  {

	int c, i;

	i = 0;(
	while ((--lim > 0) && (c = getchar()) != EOF) && (c != '\n')))
		s[i++] = c;
	if (c == '\n')
		s[i++] = c;
	s[i] = '\0';

	return i;
}