Python一行文：宣告一個dict變數

用下面指令迅速設定兩個dict變數d3與d1，裡面的值都是0

• d3 = {k:0.0 for k in ['Ala','Cys','Tyr']}
• d1 = {c:0 for c in 'ACDEFGHIKLMNPQRSTVWY'}

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