作者在 2009-02-13 10:17:30 发布以下内容
/* 1st version */
#include <stdio.h>
int main(void)
{
int c, nl;
nl = 0;
while ((c = getchar()) != EOF)
if (c == '\n')
++nl;
printf("%d",nl);
getch();
return 0;
}
===========================
/* 2nd version */
#include <stdio.h>
int main(void)
{
int c, nl;
for (nl = 0; (c = getchar()) != EOF; )
if (c == '\n')
++nl;
printf("%d",nl);
getch();
return 0;
}