Leetcode238. 除自身以外数组的乘积

class Solution {
public:
    vector<int> productExceptSelf(vector<int>& nums) {
        vector<int> q;
        int t=1;
        for(auto i:nums)
        {
            q.push_back(t);
            t*=i;
        }
        t=1;
        for(int i=nums.size()-1;i>=0;i--)
        {
            q[i]*=t;
            t*=nums[i];
        }
        return q;
    }
};