Fixed wrong return type for 0 intersection
Fixed wrong return type for 0 intersection

oliverpaisley/pm,ryanwsmith/pm,zhanglongqi/pm,causegraph/causalaxies,ryanwsmith/pm,fraga/pm,raleec/pm,ppamorim/pm,meticulo3366/pm,digizeph/pm,fraga/pm,lusilva/word-galaxy,raleec/pm,causegraph/causalaxies,digizeph/pm,anvaka/pm,oliverpaisley/pm,ppamorim/pm,lusilva/word-galaxy,ryanwsmith/pm,anvaka/pm,zhanglongqi/pm,meticulo3366/pm,meticulo3366/pm,fraga/pm,lusilva/word-galaxy,anvaka/pm,oliverpaisley/pm,raleec/pm,causegraph/causalaxies,ppamorim/pm,zhanglongqi/pm,digizeph/pm