/* 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可 * *
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@param nums int整型一维数组
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@param target int整型
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@return int整型 */ function search( nums , target ) { // write code here //let len = nums.length // if(!len)return -1 // let [left,right] = [0, len-1] //while(left<=right){ // let mid = left+Math.floor((right-left)/2) // let num = nums[mid] // if(num ===target) return mid // else if(num >target)right =mid -1 // else left = mid +1 // } // return -1
let len = nums.length if(!len)return -1 let [left , right] = [0 , len -1] while(left <= right){ let mid = left + Math.floor((right - left) /2) let num = nums[mid] if(num === target) return mid else if(num > target) right = mid - 1 else left = mid +1
} return -1 } module.exports = { search : search };
