412.Fizz Buzz
给你一个整数 n ,找出从 1 到 n 各个整数的 Fizz Buzz 表示,并用字符串数组 answer(下标从 1 开始)返回结果,其中:
- answer[i] == "FizzBuzz" 如果 i 同时是 3 和 5 的倍数。
- answer[i] == "Fizz" 如果 i 是 3 的倍数。
- answer[i] == "Buzz" 如果 i 是 5 的倍数。
- answer[i] == i (以字符串形式)如果上述条件全不满足。
示例 1:
输入:n = 3
输出:["1","2","Fizz"]
示例 2:
输入:n = 5
输出:["1","2","Fizz","4","Buzz"]
示例 3:
输入:n = 15
输出:["1","2","Fizz","4","Buzz","Fizz","7","8","Fizz","Buzz","11","Fizz","13","14","FizzBuzz"]
提示:
- 1 <= n <= 104
解法
/**
* @param {number} n
* @return {string[]}
*/
var fizzBuzz = function (n) {
const res = [];
for (let i = 1; i <= n; i++) {
const five = i % 5 === 0;
const three = i % 3 === 0;
if (five && three) {
res.push("FizzBuzz");
} else if (three) {
res.push("Fizz");
} else if (five) {
res.push("Buzz");
} else {
res.push(i + "");
}
}
return res;
};