ss = gets.to_i
while ss > 0
q = 1
$stdin.readline.split.each {|n| q *= n.to_i}
puts q
ss -= 1
end
c3MgPSBnZXRzLnRvX2kKd2hpbGUgc3MgPiAwCglxID0gMQoJJHN0ZGluLnJlYWRsaW5lLnNwbGl0LmVhY2gge3xufCBxICo9IG4udG9faX0KCXB1dHMgcQoJc3MgLT0gMQplbmQ=
MgoxMDAwMDAwMDAwMDAwMDAwMDAwMDAwMzI1MzI1MjMwMDAwMDAwMCAyMTQxMjU0MDAwMDAwMDAwMDAwMDAwMDAwMjE0CjEwMDAwMDAwMDAwMDAwMDAwMDAwMDAzMjUzMjUyMzAwMDAwMDAwIDIxNDEyNTQwMDAwMDAwMDAwMDAwMDAwMDAyMTQ=
2
10000000000000000000003253252300000000 2141254000000000000000000214
10000000000000000000003253252300000000 2141254000000000000000000214