start = time.time()
    sumaBacktracking = 0
    counterBacktracking = 0
    for e in range(2, 10):
        for j in range(2, 10):
            for k in range(5, 10):
                if e >= j:
                    sumaBacktracking += backtracking(initialize(e, j, k),[])
                    counterBacktracking += 1
    print("Backtracking are o medie de ", sumaBacktracking / counterBacktracking, " pasi pe executie  - durata medie executie ",(time.time()-start)/counterBacktracking)