Kyselyt

n = int(input())

lastPos = ["#"]
lastNeg = ["."]
sol = []

for x in range(1, n-1):
    newPos = []
    newNeg = []
    for y in range(0, 2**(x-1)):
        newPos.append(lastPos[y]+lastPos[y])
    for y in range(0, 2**(x-1)):
        newPos.append(lastPos[y]+lastNeg[y])
    for y in range(0, 2**(x-1)):
        newNeg.append(lastNeg[y]+lastNeg[y])
    for y in range(0, 2**(x-1)):
        newNeg.append(lastNeg[y]+lastPos[y])
    lastPos = newPos
    lastNeg = newNeg
if (n != 1):
    for y in range(0, 2**(n-2)):
        sol.append(lastPos[y]+lastPos[y])
    for y in range(0, 2**(n-2)):
        sol.append(lastPos[y]+lastNeg[y])

print("\n".join(sol))

Test 1

Group: 1

Verdict: RUNTIME ERROR

Test 2

Group: 2

Verdict: RUNTIME ERROR

Test 3

Group: 3

Verdict: RUNTIME ERROR