Fizz Buzz(C++)

输入： n = 3
输出： ["1","2","Fizz"]

输入： n = 5
输出： ["1","2","Fizz","4","Buzz"]

输入： n = 15
输出： ["1","2","Fizz","4","Buzz","Fizz","7","8","Fizz","Buzz","11","Fizz","13","14","FizzBuzz"]

class Solution {
public:
    vector<string> fizzBuzz(int n) {
        vector<string> ans;
        for (int i = 1; i <= n; ++ i)
        {
            string t = "";
            if (i % 3 == 0) t += "Fizz";
            if (i % 5 == 0) t += "Buzz";
            if (t.size() == 0) t += to_string(i);
            ans.push_back(t);
        }
        return ans;
    }
};