MissingInteger 100% Solution in Javascript
Question
My Solution
function solution(A) { let count = []; let minMissing = 0; for (let i = 0; i < A.length; i++) { if (A[i] > 0) { if (count[A[i]] === undefined) { count[A[i]] = 1; } while (count[minMissing+1] != undefined) { minMissing++; } } } return minMissing+1; }