Press the instructed key.

Act as fast and accurately as possible.

The instruction is to press F, you press <<F>> in 19540 ms. That is correct.
The instruction is to press F, you press <<F>> in 1153 ms. That is correct.
The instruction is to press J, you press <<K>> in 2211 ms. That is incorrect.
The instruction is to press K, you press <<K>> in 2292 ms. That is correct.
The instruction is to press D, you press 