LeetCode 412. Fizz Buzz

示例：
n = 15,
返回:
[
    "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)
        {
        	if(i%3 == 0 && i%5 != 0)
        		ans.push_back("Fizz");
        	else if(i%3 != 0 && i%5 == 0)
        		ans.push_back("Buzz");
        	else if(i%3 == 0 && i%5 == 0)
        		ans.push_back("FizzBuzz");
        	else
        		ans.push_back(to_string(i));
        }
        return ans;
    }
};