1. Two Sum
ø202401162158
tags: #hash-map
var twoSum = function(nums, target) {
const map = new Map();
for (let i = 0; i < nums.length; i++) {
if (map.has(target - nums[i])) {
return [map.get(target - nums[i]), i];
}
map.set(nums[i], i);
}
return [-1, -1];
};