Use 0,1,2,3 to form the even number of three digits without repetition kuai

Use 0,1,2,3 to form the even number of three digits without repetition kuai

If 0 is in the individual position, there are 6 middle permutations; if 2 is in the individual position, there are 2 permutations for the hundred position and 2 permutations for the ten position,
According to the principle of multiplication, there are 4 kinds of multiplication;
To sum up: the number of even three digit numbers with 0,1,2,3 is 6 + 4 = 10