
function compare(arr1,arr2){
if(!arr1 || !arr2) return
let result;
arr1.forEach((e1,i)=>arr2.forEach(e2=>{
if(e1.length > 1 && e2.length){
result = compare(e1,e2);
}else if(e1 !== e2 ){
result = false
}else{
result = true
}
})
)
return result
}