Reverse Words in a Sentence

You are given a sentence containing English words separated by spaces. Your task is to reverse the letters of each word while keeping the word order unchanged.

Input Format: The input consists of a single line of text, read from standard input.

Output Format: Print the modified sentence to standard output, where each word appears with its letters reversed.

Note: Words are defined as sequences of characters separated by whitespace.

Example:

Input:  Hello World
Output: olleH dlroW

The solution should handle punctuation and mixed cases appropriately.

inputFormat

The input is provided via standard input and consists of one line containing a sentence.

outputFormat

The output should be printed to standard output and must be the given sentence with each word's letters reversed.

## sample

Hello

olleH