class Solution:
    #參數(shù)number:一個(gè)三位數(shù)的整數(shù)
    #返回值：返回后的數(shù)字
    def reverseInteger(self,number):
        h=int(number/100)
        t=int(number%100/10)
        z=int(number%10)
        return(100*z+10*t+h)
#主函數(shù)
if __name__ == "__main__":
    solution=Solution()
    num=123
    ans=solution.reverseInteger(num)
    print("輸入：",num)
    print("輸出：",ans)