412. Fizz Buzz.cpp

// TC = MC = O(n)
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("FizzBuzz");
            }
            else if (i % 3 == 0) {
                ans.push_back("Fizz");
            }
            else if (i % 5 == 0) {
                ans.push_back("Buzz");
            }
            else {
                ans.push_back(to_string(i));
            }
        }
        return ans;
    }
};