PROGRAMMING:The meaning of the letter Garden
After the kindergarten, garden finally ushered in the primary school. Today, a new teacher came to primary school. Her name is Mary. She taught garden 26 English letters.
So garden scribbled a bunch of characters on the paper. Now, he wants to operate on these strings, inverting the whole string first, and then converting the inverted even digit characters into uppercase. Boys, can you help him?
###Input format:
String str (all lowercase letters) no more than 1000 in length
###Output format:
Invert the entire string, and then convert even digit characters to uppercase
###Input example:
Here is a set of inputs. For example:
```in
abc
aaa
```
###Output example:
The corresponding output is given here. For example:
```out
cBa
aAa
```
answer：If there is no answer, please comment
So garden scribbled a bunch of characters on the paper. Now, he wants to operate on these strings, inverting the whole string first, and then converting the inverted even digit characters into uppercase. Boys, can you help him?
###Input format:
String str (all lowercase letters) no more than 1000 in length
###Output format:
Invert the entire string, and then convert even digit characters to uppercase
###Input example:
Here is a set of inputs. For example:
```in
abc
aaa
```
###Output example:
The corresponding output is given here. For example:
```out
cBa
aAa
```
answer：If there is no answer, please comment