Find the longest word using these letters: AEIOU
AEIOU
The longest word that can be made using the letters AEIOU is 5 letters long and that word is 'audio'.
Complete the following task based on the instruction and optional input provided.### Instruction:
Find the longest word using these letters: AEIOU

### Input:
AEIOU

### Output:
The longest word that can be made using the letters AEIOU is 5 letters long and that word is 'audio'.