Press the instructed key.

Act as fast and accurately as possible.

The instruction is to press K, you press <<K>> in 3623 ms. That is correct.
The instruction is to press K, you press <<K>> in 1149 ms. That is correct.
The instruction is to press D, you press <<D>> in 1739 ms. That is correct.
The instruction is to press F, you press <<F>> in 1078 ms. That is correct.
The instruction is to press J, you press 