题解 | 参议院投票

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
     *
     * 求出最终获胜帮派的名称
     * @param s string字符串 
     * @return string字符串
     */
    string predictVictory(string s) {
        // write code here
        queue<char> q;
        for(char i : s){
            q.push(i);
        }
        int Dkiller=0,Rkiller=0,Dvote=0,Rvote=0;
        while(!q.empty()){
            if(q.front()=='D'){
                if(Dkiller!=0){
                    q.pop();
                    Dkiller-=1;
                    continue;
                }else{
                    q.pop();
                    Dvote+=1;
                    Rkiller+=1;
                    continue;
                }
            }
            if(q.front()=='R'){
                if(Rkiller!=0){
                    q.pop();
                    Rkiller-=1;
                    continue;
                }else{
                    q.pop();
                    Rvote+=1;
                    Dkiller+=1;
                    continue;
                }
            }
        }
        if(Dvote>Rvote)return "Dark";
        else return "Red";
    }
};