题解 | #构建乘积数组#

class Solution {
  public:
    /**
     * 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可
     *
     *
     * @param A int整型vector
     * @return int整型vector
     */
    vector<int> multiply(vector<int>& A) {
        // write code here
        vector<int> B;
        for (int i = 0; i < A.size(); ++i) {
            int num = 1;
            for (int j = 0; j < A.size(); ++j) {
                if (j != i) {
                    num *= A[j];
                }
            }
            B.push_back(num);
        }
        return B;
    }
};