PROGRAMMING:Solving binary quadratic integer equation

I'll give you an X, and then I'll get the value of Y through the binary quadratic equation x + x ^ 2 + y = 45.
###Input format:
Positive integer x
###Output format:
Positive integer y
###Input example:
Here is a set of inputs. For example:
```in
four
```
###Output example:
The corresponding output is given here. For example:
```out
twenty-five
```







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