PROGRAMMING:In and out
Reread the title** Jin, Ben, Jin**
Hahaha, your vision will deceive you. But $$yooq $$won't.
Next, he wants to explain that he did not cheat you. He gave you a string $$s $. He told you that every character in $$s $$is the same. Is that true? Please judge for yourself.
There are several groups of input data. Each group of data gives a string $$s $. If every character in $$s $$is the same, please output "yooq Mei you Pian Wo". Otherwise, please find out the character different from other characters in the string $$s $$and output it. Input data to ensure that if there are different characters, there is only one character.
###Input format:
In the first line, give a positive integer $$t $$($$1 < = T < = 100 $$). Represents a total of $$t $$group data.
Next, $$t $$lines, each line gives a string $$s $$($$3 < = | s < = 50 $$).
###Output format:
For each group of input data, output a line. If there is a different character, please output this character. Otherwise, please output "yooq Mei you Pian Wo" without quotation marks.
###Input example:
```in
three
aaoaa
aaaaaa
bbbbbbbq
```
###Output example:
```out
o
YooQ mei you pian wo
q
```
answer：If there is no answer, please comment
Hahaha, your vision will deceive you. But $$yooq $$won't.
Next, he wants to explain that he did not cheat you. He gave you a string $$s $. He told you that every character in $$s $$is the same. Is that true? Please judge for yourself.
There are several groups of input data. Each group of data gives a string $$s $. If every character in $$s $$is the same, please output "yooq Mei you Pian Wo". Otherwise, please find out the character different from other characters in the string $$s $$and output it. Input data to ensure that if there are different characters, there is only one character.
###Input format:
In the first line, give a positive integer $$t $$($$1 < = T < = 100 $$). Represents a total of $$t $$group data.
Next, $$t $$lines, each line gives a string $$s $$($$3 < = | s < = 50 $$).
###Output format:
For each group of input data, output a line. If there is a different character, please output this character. Otherwise, please output "yooq Mei you Pian Wo" without quotation marks.
###Input example:
```in
three
aaoaa
aaaaaa
bbbbbbbq
```
###Output example:
```out
o
YooQ mei you pian wo
q
```
answer：If there is no answer, please comment