あいやぁ四千年 (哎呀四千年) 甲斐田幸 (甲斐田ゆき) 专辑:ヘタリア キャラクターCD Vol.8 中国
Proposed answer: Strings are simply arrays of 开发者_如何学Pythoncharacters so the O-notation will be dependent on the number of characters in the string (if the loop depends on the length of the str