Score : $200$ points

问题陈述

你得到了一个由小写和大写英文字母组成的字符串 $S$。$S$ 的长度是奇数。 如果 $S$ 中大写字母的数量大于小写字母的数量，将 $S$ 中的所有小写字母转换为大写。 否则，将 $S$ 中的所有大写字母转换为小写。

以上为大语言模型 kimi 翻译，仅供参考。

Problem Statement

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.

Constraints

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

Input

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

$S$

Output

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

Sample Input 1

AtCoder

Sample Output 1

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.

Sample Input 2

SunTORY

Sample Output 2

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.

Sample Input 3

a

Sample Output 3

a