摘要:
There is a special keyboard with all keys in a single row. Given a string keyboard of length 26 indicating the layout of the keyboard (indexed from 0 阅读全文
posted @ 2021-03-07 12:08
CNoodle
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摘要:
You would like to make dessert and are preparing to buy the ingredients. You have n ice cream base flavors and m types of toppings to choose from. You 阅读全文
posted @ 2021-03-07 05:53
CNoodle
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