let nums1 = [3,3,2] let nums2 = [1,2,3,3,2,2,4444] function res (nums1,nums2){ let a = [] for (const item of nums1) { for (const i in nums2) { if(item==nums2[i]){ a.push(nums2[i]) nums2.splice(i,1) break } } }; return a } console.log(res(nums1,nums2))

[qq9068149]

let nums1 = [3,3,2]
let nums2 = [1,2,3,3,2,2,4444]

function res (nums1,nums2){
let a = []
for (const item of nums1) {
for (const i in nums2) {
if(item==nums2[i]){
a.push(nums2[i])
nums2.splice(i,1)
break
}
}
};
return a
}

console.log(res(nums1,nums2))