//Program to find common elements in the both arrays. If atleast one common element is there return true else return false
let arr1=['a','b','c','d','a','b','c','d'];
let arr2=['x','y','z'];
let map={};
let areThese=theseSetsHaveCommpnElements(arr1,arr2);
console.log(areThese);
function theseSetsHaveCommpnElements(arr1,arr2){
for(let i=0;i<arr1.length;i++){
if(!map[arr1[i]]){
const item=arr1[i];
map[item]=true;
}
}
//con{sole.log(map);
for(let i=0;i<arr2.length;i++){
if(map[arr2[i]]){
return true
}
}
return false;
}
