455. Assign Cookies Add to List

标签：more   actor   each   exp   cookies   ann   size   list   put   

Assume you are an awesome parent and want to give your children some cookies. But, you should give each child at most one cookie. Each child i has a greed factor g_i, which is the minimum size of a cookie that the child will be content with; and each cookie j has a size s_j. If s_j >= g_i, we can assign the cookie j to the child i, and the child i will be content. Your goal is to maximize the number of your content children and output the maximum number.

Note:
You may assume the greed factor is always positive.
You cannot assign more than one cookie to one child.

Example 1:

Input: [1,2,3], [1,1]

Output: 1

Explanation: You have 3 children and 2 cookies. The greed factors of 3 children are 1, 2, 3. 
And even though you have 2 cookies, since their size is both 1, you could only make the child whose greed factor is 1 content.
You need to output 1.

Example 2:

Input: [1,2], [1,2,3]

Output: 2

Explanation: You have 2 children and 3 cookies. The greed factors of 2 children are 1, 2. 
You have 3 cookies and their sizes are big enough to gratify all of the children, 
You need to output 2.

//排序然后依次判断

 1 class Solution {
 2 public:
 3     int findContentChildren(vector<int>& g, vector<int>& s) {
 4         sort(g.begin(),g.end());
 5         sort(s.begin(),s.end());
 6         int i,j=0;
 7         while(i<g.size()&&j<s.size()){
 8             if(g[i]<=s[j])
 9                 i++;
10             j++;     
11         }
12         return i;
13     }
14 };

455. Assign Cookies Add to List

标签：more   actor   each   exp   cookies   ann   size   list   put   

原文地址：http://www.cnblogs.com/hutonm/p/6237846.html