% RUNS ON flatzinc
% RUNS ON fzn_fd_canon
% RUNS ON fzn_fdlp_canon
% RUNS ON fzn_lazyfd_canon
% RUNS ON fzn_lp_canon

var 1..2: x1 :: output_var;
var 0..3: x2 :: output_var;
var 3..15: x3 :: output_var;
constraint int_lin_eq([], [], 0);
constraint int_lin_eq([1, 2, 3], [1, 2, 3], 14);
constraint int_lin_eq([2, 3, -1], [x1, x2, x3], 0);
solve satisfy;