Where Is 406?
Difficulty: Medium · Topics: Discrete Mathematics, Permutations
A=\0,1,2,3,4,5,6\
All three-digit natural numbers with distinct digits from A are listed from smallest to largest.
In which position is 406?
Difficulty: Medium · Topics: Discrete Mathematics, Permutations
A=\0,1,2,3,4,5,6\
All three-digit natural numbers with distinct digits from A are listed from smallest to largest.
In which position is 406?