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frequencyCounter.js
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48 lines (44 loc) · 1.02 KB
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function same(arr1, arr2) {
if (arr1.length !== arr2.length) {
return false;
}
for (let i = 0; i < arr1.length; i++) {
let num = arr1[i]**2;
let isIncluded = false;
for (let j = 0; j < arr2.length; j++) {
if (arr2[j] == num) isIncluded = true;
}
if (!isIncluded) return false
}
return true;
}
function same2(arr1, arr2) {
let obj = {};
for (let i = 0; i < arr2.length; i++) {
if(obj[arr2[i]]) obj[arr2[i]]++;
else obj[arr2[i]] = 1;
}
for (let i = 0; i < arr1.length; i++) {
if (!obj[arr1[i]**2]) return false
}
return true;
}
function validAnagram(str1, str2){
if (str1.length !== str2.length) {
return false
}
let obj = {};
for(let i = 0; i < arr1.length; i++) {
if (obj[str1[i]]) obj[str1[i]]++;
else obj[str1[i]] = 1;
if (obj[str2[i]]) obj[str2[i]]++;
else obj[str2[i]] = 1;
}
for (let key in obj) {
if (obj[key]%2) return false
}
return true;
}
let arr1 = [1, 2, 3, 4];
let arr2 = [4, 9, 1, 3];
console.log(same2(arr1, arr2))