Arrange the letters P-R-O-B-L-E-M to form a word.
The letters P-R-O-B-L-E-M can be arranged to form the word "PROBLEM".
Complete the following task based on the instruction and optional input provided.### Instruction:
Arrange the letters P-R-O-B-L-E-M to form a word.

### Output:
The letters P-R-O-B-L-E-M can be arranged to form the word "PROBLEM".