CF1462C.Unique Number

普及/提高-

通过率:0%

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题目描述

You are given a positive number xx . Find the smallest positive integer number that has the sum of digits equal to xx and all digits are distinct (unique).

输入格式

The first line contains a single positive integer tt ( 1t501 \le t \le 50 ) — the number of test cases in the test. Then tt test cases follow.

Each test case consists of a single integer number xx ( 1x501 \le x \le 50 ).

输出格式

Output tt answers to the test cases:

  • if a positive integer number with the sum of digits equal to xx and all digits are different exists, print the smallest such number;
  • otherwise print -1.

输入输出样例

  • 输入#1

    4
    1
    5
    15
    50

    输出#1

    1
    5
    69
    -1
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