% RUNS ON mzn20_fd % RUNS ON mzn-fzn_fd % RUNS ON mzn20_fd_linear % RUNS ON mzn20_mip include "tenpenki.mzn.model"; nrows = 5; ncols = 5; constraint row_constraint(1, [2, 2]); constraint row_constraint(2, [2, 2]); constraint row_constraint(3, []); constraint row_constraint(4, [1, 1]); constraint row_constraint(5, [2]); constraint col_constraint(1, [2]); constraint col_constraint(2, [2, 1]); constraint col_constraint(3, [1]); constraint col_constraint(4, [2, 1]); constraint col_constraint(5, [2, 1]); % Solution: % % # # . # # % # # . # # % . . . . . % . # . . # % . . # # .