指数为1时无需输出指数，加个:
if(i==1)printf("x");
即可
by Azure_Space @ 2023-04-24 18:50:38
@[youjikai](/user/712794)
$ehhhhhhhhh$
by bcbgszyzh @ 2023-04-24 19:05:33
$+$号哪里来的？
by bcbgszyzh @ 2023-04-24 19:16:13
@$youjikai $
谢谢提醒，调试代码时用到。
by bcbgszyzh @ 2023-04-24 19:34:48
@bcbgszyzh,题目写了a[n]!=0
by Azure_Space @ 2023-04-24 19:48:35
$AC$了，谢谢大佬们的帮助与辅导。
by bcbgszyzh @ 2023-04-24 19:52:55