-- your code goes here
local a =
{
["oi"] = {sim=1, nao=2},
["tchau"] = {sim=2, nao=1}
}
local falas = {}
local n = 0
for k,v in pairs(a) do
n = n+1
falas[n] = k
end
print(falas[1])
print(falas[2])
LS0geW91ciBjb2RlIGdvZXMgaGVyZQpsb2NhbCBhID0gCnsKWyJvaSJdID0ge3NpbT0xLCBuYW89Mn0sClsidGNoYXUiXSA9IHtzaW09MiwgbmFvPTF9Cn0KbG9jYWwgZmFsYXMgPSB7fQoKbG9jYWwgbiA9IDAKZm9yIGssdiBpbiBwYWlycyhhKSBkbwogICAgbiA9IG4rMQogICAgZmFsYXNbbl0gPSBrCmVuZAoKcHJpbnQoZmFsYXNbMV0pCnByaW50KGZhbGFzWzJdKQ==