What if the lBM laptop T3 has no power cord?

there is no way to charge a laptop without a power cord.

You can borrow it from someone around. It is also very simple to borrow a power cord, or it is powered by a battery. If you don't have a battery, you can only connect a power cord. Generally, you can connect a power cord to a hotel. In a hotel, he usually provides some services or charges the battery. Otherwise, you can't use it without a power cord and a battery.