OnlineJudge 3 现已推出。点此体验新版：Beautiful Year | SDUT OnlineJudge

### Beautiful Year

Time Limit: 1000 ms
Memory Limit: 65536 KiB

#### Problem Description

It seems like the year of 2013 came only yesterday. Do you know a curious fact? The year of 2013 is the first year after the old 1987 with only distinct digits.

Given a year number, find the minimum year number which is strictly larger than the given one and has only distinct digits.

Given a year number, find the minimum year number which is strictly larger than the given one and has only distinct digits.

#### Input

There are multiple test cases.

Each test case contains a single line contains integer y (1000 ≤ y ≤ 9000) — the year number.

Each test case contains a single line contains integer y (1000 ≤ y ≤ 9000) — the year number.

#### Output

For each test case:

Print a single integer — the minimum year number that is strictly larger than y and all it's digits are distinct.

It is guaranteed that the answer exists.

Print a single integer — the minimum year number that is strictly larger than y and all it's digits are distinct.

It is guaranteed that the answer exists.

#### Sample Input

1987 2013

#### Sample Output

2013 2014

#### Hint

#### Source

qinchuan