leetcode 455. Assign Cookies

public class Solution {    public int findContentChildren(int[] g, int[] s) {        Arrays.sort(g);    Arrays.sort(s);    int idxG = 0, idxS = 0;    while(idxG<g.length && idxS < s.length ) {    if (g[idxG]<=s[idxS]) {    idxG ++;    idxS ++;    }    else     idxS ++;    }    return idxG;    }}