输入一个三位数,要求把这个数的百位数与个位数对调,输出对调后的数。
三位数。
如题述结果。(注意, 以常见整数格式输出)
123
321
In following contests:
入门比赛~~~
HARD
By signing up a acjudge universal account, you can submit code and join discussions in all online judging services provided by us.
Using your acjudge universal account