Fortunate number

str(n)]) return 'happy' if n == 1 else 'unhappy' 幸福數（英语：Fortunate number） 哈沙德數 幸運數 Happy number calculator - 可以線上判斷數字是否為快樂數〔英文〕 Gilmer, Justin. On the

這是環繞大地的大洋河）沿岸一片美好幸福之地。在與荷馬相近時代的希臘口頭詩人赫西俄德的描述，至福樂土也被之稱為神佑群嶼（英语：Fortunate Isles）（Fortunate Isles or the Isles of the Blessed or the Islands of the

(phrasal forms) [20]. …… The choice to implement forks was fortuitous and fortunate. We realized only later [32] that forks made tacit expressions (operator

various changes and enhancements called HOL88 was issued then. We were fortunate to receive support from DSTO Australia to document HOL and from Hewlett

always be the same, for if none be destroyed they will not diminish in number." Republic X, 611. The Republic of Plato By Plato, Benjamin Jowett Edition: