789. 逃脱阻碍者 2021-08-22

class Solution {
public:
    bool escapeGhosts(vector<vector<int>>& ghosts, vector<int>& target) {
        int steps = abs(target[0]) + abs(target[1]);
        for (auto ghost : ghosts) {
            if (abs(ghost[0] - target[0]) + abs(ghost[1] - target[1]) <= steps)
                return false;
        }
        return true;
    }
};