Huawei OD Machine Test Paper E - Narcissus Mathematics I (Java & Python & JS & C++ & C )
posted on 2024-11-02 14:34 read(684) comment(0) like(17) collect(0)
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Title Description
The so-called daffodil number refers to an n-digit positive integer whose nth power sum of its digits is equal to the number itself.
For example, 153 is a daffodil number, 153 is a 3-digit number, and 153 = 1^3 + 5^3 + 3^3.
Enter a description
The first line contains an integer n, which is a positive integer with n digits. n is between 3 and 7, including 3 and 7.
The second line enters a positive integer m, indicating that the mth daffodil number needs to be returned.
Output Description
Returns the number of the mth daffodil with length n. The numbers start from 0.
If m is greater than the number of daffodil numbers, return the product of the last daffodil number and m.
If the input is invalid, -1 is returned.
Example 1
enter
3
0
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Author：gfg
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source：python black hole net
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