class Solution {
public:
    void FindNumsAppearOnce(vector<int> data,int* num1,int *num2) {
        int flag = 1;
        int number = 0;
        int length = data.size();
        vector <int> ivec;
        for (int i = 0; i !=length ; i++)
        {
            for( int j = 0; j!=length ;j++)
                {
                    if
 
 (i==j)
                        continue;
                if( data[i] == data[j])
                    {
                        flag = 0;
                }
            }
            if ( flag == 1 && number ==0)
                {
                    *num1 = data[i];
                    flag = 0
 
;
                    number = 1;
            }
            if (flag == 1 && number ==1)
                {
                    *num2 = data[i];
                        break;
            }
                flag = 1;
        }

    }
};