题解 | #判断斐波那契数组#
判断斐波那契数组
https://www.nowcoder.com/practice/9df2a366eb25495caff41612bd0ffca6
<!DOCTYPE html>
<html>
<head>
<meta charset=utf-8>
</head>
<body>
<script type="text/javascript">
const _isFibonacci = array => {
// 补全代码
let res = false;
let resNum = 0;
for(let i=0; i<array.length; i++) {
let resNum = (1/Math.sqrt(5)) * (Math.pow(((1+Math.sqrt(5))/2), i) - Math.pow(((1-Math.sqrt(5))/2), i));
if (array[i] === parseInt(resNum)) {
res = true;
} else {
res = false;
}
}
return res;
}
</script>
</body>
</html>
数学方法试一试#牛客专项练习#
