class Solution {
public:
    string strWithout3a3b(int A, int B) {
        pair<int,int> cnt = {max(A, B), min(A,B)};
        pair<char,char> alph = {(A > B) ? 'a' : 'b', (A > B) ? 'b' : 'a'};
        string ans = "";
        while(cnt.first > 0 && cnt.second > 0 && cnt.first > cnt.second){
            ans.push_back(alph.first);
            ans.push_back(alph.first);
            cnt.first-=2;
            ans.push_back(alph.second);
            cnt.second--;
        }
        while(cnt.first > 0 || cnt.second > 0){
            if(cnt.first > 0) {
                ans.push_back(alph.first);
                cnt.first--;
            }

            if(cnt.second > 0) {
                ans.push_back(alph.second);
                cnt.second--;
            }
        }
        return ans;
    }
};