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dekker.one
1include "alldifferent.mzn";
2
3int: n;
4
5% Secuencia de números.
6array[1..n] of var 1..n: x;
7
8% Secuencia de diferencias.
9array[1..n-1] of var 1..n-1: u;
10
11constraint alldifferent(x);
12constraint alldifferent(u);
13constraint forall(i in 1..n-1)(u[i] = abs(x[i+1] - x[i]));
14
15solve :: int_search(x, first_fail, indomain_min, complete)
16 satisfy;
17output ["x = ",show(x),"\n"];