CF1758D.Range = √Sum
普及/提高-
通过率:0%
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题目描述
You are given an integer n . Find a sequence of n distinct integers a1,a2,…,an such that 1≤ai≤109 for all i and $$$$\max(a_1, a_2, \dots, a_n) - \min(a_1, a_2, \dots, a_n)= \sqrt{a_1 + a_2 + \dots + a_n}. $$$$
It can be proven that there exists a sequence of distinct integers that satisfies all the conditions above.
输入格式
The first line of input contains t ( 1≤t≤104 ) — the number of test cases.
The first and only line of each test case contains one integer n ( 2≤n≤3⋅105 ) — the length of the sequence you have to find.
The sum of n over all test cases does not exceed 3⋅105 .
输出格式
For each test case, output n space-separated distinct integers a1,a2,…,an satisfying the conditions in the statement.
If there are several possible answers, you can output any of them. Please remember that your integers must be distinct!
输入输出样例
输入#1
3 2 5 4
输出#1
3 1 20 29 18 26 28 25 21 23 31
说明/提示
In the first test case, the maximum is 3 , the minimum is 1 , the sum is 4 , and 3−1=4 .
In the second test case, the maximum is 29 , the minimum is 18 , the sum is 121 , and 29−18=121 .
For each test case, the integers are all distinct.