def intersecao(conjuntoA, conjuntoB):
inter = []
for x in conjuntoA:
if x in conjuntoB:
inter.append(x)
return inter
a = [2,4,6,7,10]
b = [3,4,6,8,10,11]
print(intersecao(a,b))
ZGVmIGludGVyc2VjYW8oY29uanVudG9BLCBjb25qdW50b0IpOgogICAgaW50ZXIgPSBbXQogICAgZm9yIHggaW4gY29uanVudG9BOgogICAgICAgIGlmIHggaW4gY29uanVudG9COgogICAgICAgICAgICBpbnRlci5hcHBlbmQoeCkKICAgIHJldHVybiBpbnRlcgoKYSA9IFsyLDQsNiw3LDEwXQpiID0gWzMsNCw2LDgsMTAsMTFdCgpwcmludChpbnRlcnNlY2FvKGEsYikp