tools=['labeIMe','VIA','CVAT']
print('='*40)
print('创建的列表内容为:',tools)
print('列表长度(工具个数):',len(tools))
print(len(tools))
print('第一个工具是:',tools[0])
print('最后的一个工具是:',tools[-1])
print()
dG9vbHM9WydsYWJlSU1lJywnVklBJywnQ1ZBVCddCnByaW50KCc9Jyo0MCkKcHJpbnQoJ+WIm+W7uueahOWIl+ihqOWGheWuueS4uu+8micsdG9vbHMpCnByaW50KCfliJfooajplb/luqYo5bel5YW35Liq5pWwKTonLGxlbih0b29scykpCnByaW50KGxlbih0b29scykpCnByaW50KCfnrKzkuIDkuKrlt6XlhbfmmK86Jyx0b29sc1swXSkKcHJpbnQoJ+acgOWQjueahOS4gOS4quW3peWFt+aYrzonLHRvb2xzWy0xXSkKcHJpbnQoKQ==