lua, 95 bytes

Result

WA

Duration

464ms

Code [DL]

while true do
    local line = io.read()
    if line == nil then return end
    print(line)
end

stdin

18 94 49
80 05 24
59 73 27
71 30 90

stdout

18 94 49
80 05 24
59 73 27
71 30 90

stderr

strace