2022/7/17 每日一题(构造+数学+贪心+指针)

钟钟终发布时间：2022-07-17 16:29:57 ，浏览量：6

D. Permutation Restoration 题意：数组a(由1~n组成)通过计算格式i/a[i]转化为数组b，现在给定数组b，要求还原出数组a，输出其中一种可能即可。思路： 1.i/a[i]=b[i]可通过数学思维转化为 a[i]*b[i]=


    
        
        
        
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