names = sorted(['img_6568-001', 'img_6563-001','img_6573-001'])
indices = [i for i in range(len(names[0])) if not all(name[i] == names[0][i] for name in names)]
start_num = int(''.join(names[0][i] for i in indices))
end_num = int(''.join(names[-1][i] for i in indices))
pattern = names[0][:indices[0]] + "%d" + names[0][indices[-1]+1:]
all_names = [pattern % i for i in range(start_num, end_num)]
for name in all_names:
	print(name)