You are given a string $S$ consisting of lowercase and uppercase English letters. The length of $S$ is odd.  
If the number of uppercase letters in $S$ is greater than the number of lowercase letters, convert all lowercase letters in $S$ to uppercase.  
Otherwise, convert all uppercase letters in $S$ to lowercase.

The input is given from Standard Input in the following format:

```
$S$
```

Print the string $S$ after converting the letters according to the problem statement.

-   $S$ is a string consisting of lowercase and uppercase English letters.
-   The length of $S$ is an odd number between $1$ and $99$, inclusive.

atcoder

The string AtCoder contains five lowercase letters and two uppercase letters. Thus, convert all uppercase letters in AtCoder to lowercase, which results in atcoder.

SUNTORY

The string SunTORY contains two lowercase letters and five uppercase letters. Thus, convert all lowercase letters in SunTORY to uppercase, which results in SUNTORY.