#define	NJobs		7
#define	NMachines	5
#define	NTasks		(NJobs*NMachines)

typedef	struct { char	job, machine; } Task;
typedef struct {
	Task	task[NTasks];
} gene;

typedef	struct {
	short	time[NJobs][NMachines];
} phene;

typedef struct {
	gene	chromosome;
	phene	body;
	double	fitness;
	int	modified;
} individual;