#include<stdio.h>
#define MAXLINE 1000
int getLine(char line[], int maxline);
void Copy(char to[], char from[]);
int main()
{
int len;
int max;
char line[MAXLINE];
char longest[MAXLINE];
max=0;
while((len=getLine(line,MAXLINE)) > 0)
{
if(len>max)
{
max=len;
Copy(longest,line);
}
}
if(max>0)
printf("%s\n", longest);
return 0;
}
int 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;
}
void Copy(char to[], char from[])
{
int i;
i=0;
while((to[i]=from[i]) != '\0')
++i;
}