《 Huawei machine test real problem Python Realization 》 The column includes Huawei column of niuke.com 、 Huawei test questions 、 Huawei OD Real problem of machine test .
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This paper solves the non optimal solution （ Non optimal performance ）.
Detailed analysis see 《【 Detailed explanation of Huawei's machine test questions 】 Check whether there is a combination of numbers that meet the conditions 》
Given an array of positive integers Check whether there is an array combination that meets the rule in the array
The rules ： A=B+2C
Input description ：
The first line outputs the number of elements of the array The next line outputs all array elements Space off
Output description ：
If there is a number that meets the requirements Output in sequence in the same line In the rules A/B/C The value of Space off If there is no output 0
Input ：
4
2 7 3 0
Output ：
7 3 2
explain ：
7=3+2*
