1104. Judge Route Circle

class Solution { public: /** * @param moves: a sequence of its moves * @return: if this robot makes a circle */ bool judgeCircle(string &moves) { // Write your code here unordered_map<char, int> map; for(int i = 0; i < moves.size(); i++){ map[moves[i]]++; } return map['L'] == map['R'] && map['U'] == map['D']; } };

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