## A.6 Without Changing Position

• Without changing order $$\rightarrow$$ Consider them homogeneous
• Without changing position $$\rightarrow$$ Arrange other letters
1. PERMUTAION, without changing positions of vowels
2. DIRECTOR, without changing order of vowels
3. DIRECTOR, without changing positions of vowels
4. DIRECTOR, without changing relative positions of vowels & consonants