【剑指offer】调整数组顺序使奇数位于偶数前面

 1 class Solution {
 2 public:
 3     void reOrderArray(vector<int> &array) {
 4         vector<int> odd;
 5         vector<int> even;
 6         int len = array.size();
 7         for(int i = 0; i < len; i++){
 8             if(array[i] %  2)    odd.push_back(array[i]);
 9             else    even.push_back(array[i]);
10         }
11         int len1 = odd.size();
12         int len2 = even.size();
13         array.clear();
14         for(int i = 0; i < len1; i++){
15             array.push_back(odd[i]);
16         }
17         for(int i = 0; i < len2; i++){
18             array.push_back(even[i]);
19         }
20     }
21 };