File size: 677 Bytes
a9e7957 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 | <instance format="XCSP3" type="CSP">
<variables>
<array id="x" size="[10]"> 0..9 </array>
<array id="d" size="[9]"> 1..9 </array>
</variables>
<constraints>
<allDifferent> x[] </allDifferent>
<allDifferent> d[] </allDifferent>
<group>
<intension> eq(%0,dist(%1,%2)) </intension>
<args> d[0] x[1] x[0] </args>
<args> d[1] x[2] x[1] </args>
<args> d[2] x[3] x[2] </args>
<args> d[3] x[4] x[3] </args>
<args> d[4] x[5] x[4] </args>
<args> d[5] x[6] x[5] </args>
<args> d[6] x[7] x[6] </args>
<args> d[7] x[8] x[7] </args>
<args> d[8] x[9] x[8] </args>
</group>
</constraints>
</instance>
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