题解 | 向量叉乘
向量叉乘
https://www.nowcoder.com/practice/2b2dc309c15f4b19949a03455ff3277c
vector<int> crossTimes(vector<int>& vector1, vector<int>& vector2) {
vector<int> ans;
int cx = vector1[1]*vector2[2]-vector1[2]*vector2[1];
int cy = -(vector1[0]*vector2[2]-vector1[2]*vector2[0]);
int cz = vector1[0]*vector2[1]-vector1[1]*vector2[0];
ans.push_back(cx);
ans.push_back(cy);
ans.push_back(cz);
return ans;
}
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