| <instance format="XCSP3" type="CSP"> | |
| <variables> | |
| <array id="x" size="[2]"> 0 1 </array> | |
| <array id="d" size="[1]"> 1 </array> | |
| </variables> | |
| <constraints> | |
| <allDifferent> x[0] x[1] </allDifferent> | |
| <intension> eq(d[0],dist(x[1],x[0])) </intension> | |
| </constraints> | |
| </instance> | |