请帮我用c编个倒计时程序

http://hi.baidu.com/ce_ken/blog/item/9957828ff54a10eff01f36cd.html
打字麻烦看看这个

#include <stdio.h>
#include <time.h>

int main()
{
int nSeconds;
printf("How long do you want to count(Seconds)? ");
scanf("%d",&nSeconds);

while(nSeconds >= 0)
{
printf("Now the count is: %d\n", nSeconds);
sleep(1);
nSeconds--;
}

return 1;
}

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Test with TC2.0
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