剑指offer---调整数组顺序使奇数位于偶数前面

Posted 2020-10-01 双马尾是老公的方向盘

class Solution 
{
public:
    void reOrderArray(vector<int> &array)   //加个&表示引用
    {
        int array_size = array.size();
        //int xiabiao = (array_size - 1);
        vector<int> brray;
        for (int i = 0; i < array_size; ++i)
        {
            brray.push_back(array[i]);
        }

        int i = 0;
        int k = 0;
        int j = 0;
        while (i < array_size)
        {
            if ((brray[i]) % 2 != 0)
            {
                array[k] = brray[i];
                ++k;
            }
            ++i;
        }

        while (j < array_size)
        {
            if ((brray[j]) % 2 == 0)
            {
                array[k] = brray[j];
                ++k;
            }
            ++j;
        }
    }
};