Right now I'm stuck at the part that asks for the first 5 digits of the square root of 2 but rejects 14142, 41421, 1.4142, and 1.41421. I'm just brute-forcing i

Right now I'm stuck at the part that asks for the first 5 digits of the square root of 2 but rejects 14142, 41421, 1.4142, and 1.41421. I'm just brute-forcing it to find the number they THOUGHT they were asking for.