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Pandigital Primes

Problem

The digits 0 to 9 are written on ten pieces of card and, by arranging them into five blocks of two, it is possible to form five primes. For example,

0
5

2
3

4
7

6
1

8
9

How many different sets of five primes can you form this way?

Problem ID: 185 (01 Nov 2004)     Difficulty: 3 Star

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