計算機編程題 - 找最小偶數位對稱平方數
798644 ^2 = 637832238736
64030648 ^2 = 4099923883299904
83163115486 ^2 = 6916103777337773016196
6360832925898 ^2 = 40460195511188111559106404
69800670077028 ^2 = 4872133543202112023453312784
98275825201587 ^2 = 9658137819052882509187318569