# Five-digit

Find all five-digit numbers that can be created from numbers 12345 so that the numbers are not repeated and then numbers with repeated digits. Give the calculation.

Result

x =  120
y =  3125

#### Solution:

$x=5 \cdot \ 4 \cdot \ 3 \cdot \ 2 \cdot \ 1=120$
$y=5 \cdot \ 5 \cdot \ 5 \cdot \ 5 \cdot \ 5=3125$

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